title: The influence of the duration of irradiation on the changes produced in the testicle by radium.
mesh_terms: D000818:Animals; D049673:History, 20th Century; D007248:Infertility, Male / Q000209:etiology; D008297:Male; D009929:Organ Size / Q000528:radiation effects; D011829:Radiation Dosage; D011833:Radiation Injuries, Experimental / Q000266:history*; D011886:Radon / Q000008:administration & dosage; D012756:Sheep; D013091:Spermatogenesis / Q000528:radiation effects; D013093:Spermatogonia / Q000473:pathology / Q000528:radiation effects; D013737:Testis / Q000473:pathology / Q000528:radiation effects*; D013997:Time Factors
chemical_list: D011886:Radon