Influence of breed, age and body weight on organ weight in the chicken.
D000375:Aging; D000818:Animals; D001835:Body Weight; D001947:Breeding; D002645:Chickens / Q000254:growth & development*; D005260:Female; D006321:Heart; D008099:Liver; D008297:Male; D009929:Organ Size; D013154:Spleen