by De Brouwer, C.H.M, Visser, C.B, Schutte, A.R, Postma, M
Published in South African journal of animal science (1993)

by Grondel, J L, Nouws, J F, Schutte, A R, Driessens, F
Published in Journal of veterinary pharmacology and therapeutics (01.06.1989)

by Nouws, J.F.M. (RVV District 6, Nijmegen (Netherlands)), Grondel, J.L, Schutte, A.R, Laurensen, J
Published in The Veterinary quarterly (01.07.1988)

by Grondel, J.L, Nouws, J.F.M, Schutte, A.R, Driessens, F. (Cell Biol. Div., Dep. Exp. Anim. Morph., Agric. Univ., PO Box 338, 6700 AH Wageningen (Netherlands))
Published in Journal of Veterinary Pharmacology and Therapeutics (UK) (1989)