{"id":12764,"date":"2026-05-15T06:41:42","date_gmt":"2026-05-15T06:41:42","guid":{"rendered":"https:\/\/hn.endesarrollo.pro\/?p=12764"},"modified":"2026-05-16T12:01:03","modified_gmt":"2026-05-16T12:01:03","slug":"egg-quality-2","status":"publish","type":"post","link":"https:\/\/hn-int.com\/egg-quality-2\/","title":{"rendered":"Egg quality"},"content":{"rendered":"\t\t
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What is a healthy hen?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Cracked\/broken eggs:<\/h3>\t\t\t\t<\/div>\n\t\t
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Problem<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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  • Large cracks and holes<\/li>
  • % in production: increases with the age of the hen.<\/li>
  • 1\u20135 % of total production<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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    Causes<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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    • Old birds (> 50\u201360 weeks)<\/li>
    • Mineral deficiencies or imbalance<\/li>
    • Saline water<\/li>
    • Diseases with ovary tropism<\/li>
    • High temperatures<\/li>
    • Mechanical damage during collection<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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      \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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      Hairline cracks:<\/h3>\t\t\t\t<\/div>\n\t\t
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      \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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      Problem<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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      • Very fine cracks that require efficient candling<\/li>
      • % in production: varies with the age and the % of cracked of broken eggs<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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        Causes<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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        • Old birds (> 50\u201360 weeks)<\/li>
        • Mineral deficiencies or imbalance<\/li>
        • Saline water<\/li>
        • Diseases with ovary tropism<\/li>
        • High temperatures<\/li>
        • Mechanical damage during collection<\/li>
        • Infrequent egg collection<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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          Star cracks:<\/h3>\t\t\t\t<\/div>\n\t\t
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          Problem<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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          • Fine cracks radiating outwards from a central point of impact<\/li>
          • % in production: varies with the age, 1\u20132 % of the total production<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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            Causes<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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            • Old birds (> 50\u201360 weeks)<\/li>
            • Mineral deficiencies or imbalance<\/li>
            • Saline water<\/li>
            • Diseases with ovary tropism<\/li>
            • High temperatures<\/li>
            • Mechanical damage during collection<\/li>
            • Infrequent egg collection<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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              \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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              Shell-less eggs and thin shelled:<\/h3>\t\t\t\t<\/div>\n\t\t
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              Problem<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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              • No shell or very thin shell, very easy to break<\/li>
              • % in production: varies 0.5\u20136 %.<\/li>
              • High levels possible with pullets in early maturity<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                Causes<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                • Immature shell gland<\/li>
                • Disrupted deposition of calcium in shell<\/li>
                • Mineral deficiencies or imbalance<\/li>
                • Saline water<\/li>
                • Diseases with ovary tropism<\/li>
                • Mechanical damage during collection<\/li>
                • Infrequent egg collection<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                  Sandpaper or rough shell:<\/h3>\t\t\t\t<\/div>\n\t\t
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                  Problem<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                  • eggs with rough texture areas unevenly distributed over the shell<\/li>
                  • % in production: the incidence should be < 1 %<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                    Causes<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                    • Diseases with ovary tropism and avian encephalomyelitis<\/li>
                    • Disrupted egg oviposition or egg retention<\/li>
                    • Sudden increase of light during lay<\/li>
                    • Water shortage<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                      \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                      Misshaped eggs:<\/h3>\t\t\t\t<\/div>\n\t\t
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                      Problem<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                      • shell marred by at sides or body checks (ribs or grooves)<\/li>
                      • % in production: can rise to 2 % at start of layand later almost disappear unless there is an issue<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                        Causes<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                        • Immature shell gland<\/li>
                        • Diseases with ovary tropism<\/li>
                        • Stress caused by frights and disruption<\/li>
                        • Crowding<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                          Flat sided eggs:<\/h3>\t\t\t\t<\/div>\n\t\t
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                          Problem<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                          • eggs with rough texture areas unevenly distributed over the shell<\/li>
                          • % in production: the incidence should be < 1 %<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                            Causes<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                            • Diseases with ovary tropism and avian encephalomyelitis<\/li>
                            • Disrupted egg deposition<\/li>
                            • Sudden increase of light during lay<\/li>
                            • Crowding<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                              \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                              Pimples:<\/h3>\t\t\t\t<\/div>\n\t\t
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                              Problem<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                              • small lumps of calci#ed material on the eggshell<\/li>
                              • % in production: around 1 % is common<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                                Causes<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                                • Old birds<\/li>
                                • Excess of Ca<\/li>
                                • Sudden increase of light during lay<\/li>
                                • Crowding<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                                  Pinholes:<\/h3>\t\t\t\t<\/div>\n\t\t
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                                  Problem<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                                  • small holes in the eggshell<\/li>
                                  • % in production: < 0.5%<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                                    Causes<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                                    • Old birds<\/li>
                                    • Mineral deficiencies or imbalance<\/li>
                                    • Damage caused by hen or sharp objects in cages or collection conveyor<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                                      \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                                      Mottled or glassy shell:<\/h3>\t\t\t\t<\/div>\n\t\t
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                                      Problem<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                                      • appears mottled at candling<\/li>
                                      • % in production: not usually undegraded unless the condition is obvious. Incidence varies<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                                        Causes<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                                        • High humidity at the farm<\/li>
                                        • Mineral deficiencies<\/li>
                                        • Crowding<\/li>
                                        • Diseases with ovary tropism and infection bursal disease in parent stocks<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                                          Albumen quality<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
                                          \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
                                          \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                                          Yolk quality<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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                                          Blood spots:<\/h3>\t\t\t\t<\/div>\n\t\t
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                                          Problem<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                                          • blood spots on the surface of the yolk<\/li>
                                          • % in production: incidence varies, 1\u20132 %<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                                            Causes<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                                            • De\ufb01ciencies in vitamin A and K<\/li>
                                            • Fungal toxins<\/li>
                                            • Continuous light programs or intermittent light periods<\/li>
                                            • Fright and disruption<\/li>
                                            • Avian encephalomyelitis<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                                              \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                                              Meat spots:<\/h3>\t\t\t\t<\/div>\n\t\t
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                                              \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                                              Problem<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                                              • brown colored, pieces of tissue of the ovary or partially broken-down blood spots<\/li>
                                              • % in production: 1\u20133 %<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                                                Causes<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                                                • deficiencies in vitamin A and K<\/li>
                                                • Fungal toxins<\/li>
                                                • Continuous light programs or intermittent light periods<\/li>
                                                • Fright and disruption<\/li>
                                                • Avian encephalomyelitis<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                                                  Pale yolks:<\/h3>\t\t\t\t<\/div>\n\t\t
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                                                  Problem<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                                                  • the egg yolk doesn\u2019t have the expected color<\/li>
                                                  • % in production: incidence varies based on the issue<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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                                                    Causes<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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                                                    • Gut health issues<\/li>
                                                    • Mycotoxines<\/li>
                                                    • Liver damage<\/li>
                                                    • Oxidation of the added pigments<\/li>
                                                    • Wrong mixing of the pigments<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
                                                      \n\t\t\t\t
                                                      \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"

                                                      What is a healthy hen? Cracked\/broken eggs: Problem Large cracks and holes % in production: increases with the age of the hen. 1\u20135 % of total production Causes Old birds (> 50\u201360 weeks) Mineral deficiencies or imbalance Saline water Diseases with ovary tropism High temperatures Mechanical damage during collection Hairline cracks: Problem Very fine cracks […]<\/p>\n","protected":false},"author":2192,"featured_media":12765,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[52,50],"tags":[],"class_list":["post-12764","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-layers","category-the-chickipedia"],"acf":[],"yoast_head":"\nEgg quality - H&N International<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Egg quality - H&N International\" \/>\n<meta property=\"og:description\" content=\"What is a healthy hen? 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