Brett, O.L.; Fuls, W.J.P.; Cameron, Colin McKenzie; De Kock, V.E.; Verster, Anna J.M.; Walker, Jane B.; Bigalke, R.D.; Cameron, Colin McKenzie
(Pretoria : The Government Printer, 1974)
Chickens which were given cyclophosphamide during the first three to five days of life showed a marked depression in their humoral antibody response to sheep erythrocytes and Brucella antigen. Their ability to develop ...