Radiation-induced involution of the lymphatic organs of the young chicken.
D000818:Animals; D002060:Bursa of Fabricius / Q000528:radiation effects*; D002645:Chickens; D008297:Male; D008722:Methods; D009929:Organ Size; D011830:Radiation Effects; D013154:Spleen / Q000528:radiation effects*; D013950:Thymus Gland / Q000528:radiation effects*; D013997:Time Factors