1. Pigeon IgA: a major antigen in pigeon breeder's disease;GOUDSWAARD;Immunol. Commun.,1978
2. Antibodies against purified pigeon IgA in pigeon breeders' disease;De BIDDER;Z. Immun.-Forsch.,1979
3. Complement consumption in the diagnosis of pigeon breeders' disease;DE BIDDER;Scand. J. Resp. Dis.,1979
4. Precipitating and non-precipitating complement consuming IgG subclass antibodies in pigeon breeders' disease;DE BIDDER;Z. Immun.-Forsch.,1979
5. Bird-fancier's lung and jejunal villous atrophy;BERRILL;Lancet,1975