by Higgins, W.A., Christiansen, J.B., Schroeder, C.H.
Published in Poultry science (01.07.1944)

by Christiansen, J.B., Halpin, J.G., Hart, E.B.
Published in Poultry science (01.01.1940)

by Christiansen, J.B., Deobald, H.J., Halpin, J.G., Hart, E.B.
Published in Poultry science (01.01.1940)

by Christiansen, J.B., Deobald, H.J., Halpin, J.G., Hart, E.B.
Published in Poultry science (01.11.1939)

by Deobald, H.J., Christiansen, J.B., Hart, E.B., Halpin, J.G.
Published in Poultry science (01.03.1938)

by Deobald, H.J., Christiansen, J.B., Hart, E.B., Halpin, J.G.
Published in Poultry science (01.01.1938)

by Cooley, M.L., Christiansen, J.B.
Published in Poultry science (01.11.1948)

by Christiansen, N J, Hansen, P F
Published in The New England journal of medicine (14.09.1972)

by Christiansen, N J, Kolendorf, K, Siersbaek-Nielsen, K, Hansen, J M
Published in Acta medica Scandinavica (01.01.1973)