title: Effect of polychlorinated biphenyls (PCB's) on the eggshells of Ring doves.
mesh_terms: D000818:Animals; D001713:Biphenyl Compounds / Q000494:pharmacology*; D010856:Columbidae; D004032:Diet; D004531:Eggs; D007274:Injections, Intraperitoneal; D011078:Polychlorinated Biphenyls / Q000494:pharmacology
chemical_list: D001713:Biphenyl Compounds; D011078:Polychlorinated Biphenyls