by Christianson, G.G., Koski, T.A.
Published in Journal of biological standardization (01.01.1976)

by Koski, T.A., Christianson, G.G., Cole, F.L.
Published in Journal of biological standardization (01.01.1976)

by Koski, T.A, Christianson, G.G
Published in Zentralblatt fur Bakteriologie : Supplement (1990)

by Koski, T.A
Published in Developments in biological standardization (1974)

by Stalheim, O H, Cottew, G S, Freundt, E A, Koski, T A, Leach, R H, Perreau, P, Stone, S S
Published in American journal of veterinary research (01.10.1983)

by Christianson, G.G, Pemberton, J.R, Koski, T.A
Published in Journal of Clinical Microbiology (01.04.1980)

by Oshel, D.D, Wenger, D.R, Koski, T.A
Published in Avian diseases (1971)

by Christianson, Gerald G., Koski, Thomas A.
Published in Journal of biological standardization (01.01.1983)

by Koski, T.A, Oshel, D.D, Wenger, D.R
Published in Avian diseases (01.07.1971)

by Koski, T.A, Wenger, D.R, Oshel, D.D
Published in Avian diseases (01.08.1970)