title: DDE, PTH and eggshell thinning in mallard, pheasant and ring dove.
mesh_terms: D000704:Analysis of Variance; D000818:Animals; D001717:Birds / Q000502:physiology*; D002118:Calcium / Q000097:blood; D003633:Dichlorodiphenyl Dichloroethylene / Q000097:blood / Q000494:pharmacology*; D004032:Diet; D004372:Ducks / Q000502:physiology*; D004528:Egg Shell / Q000187:drug effects*; D005260:Female; D010280:Parathyroid Glands / Q000187:drug effects*; D010281:Parathyroid Hormone / Q000494:pharmacology*
chemical_list: D010281:Parathyroid Hormone; D003633:Dichlorodiphenyl Dichloroethylene; D002118:Calcium