by Currier, G.W., Simpson, G.M.
Published in Schizophrenia research (2000)

by Kannangara, T, Simpson, G.M, Rajkumar, K, Murphy, B.D
Published in Journal of chromatography (1984)

by Harvey, P., Simpson, G.M., Loebel, A.
Published in European neuropsychopharmacology (01.10.2002)

by Simpson, G.M., Weiden, P., Pigott, T., Romano, S.J., Siu, C.
Published in Schizophrenia research (01.03.2003)

by Dunn, J., Simpson, G.M., Fayek, M., Weiden, P.J., Murray, S., Warrington, L., Loebel, A.
Published in European neuropsychopharmacology (01.10.2004)

by Simpson, G.M., Weiden, P., Pigott, T., Romano, S.J., Siu, C.
Published in European neuropsychopharmacology (01.10.2002)

by Simpson, G.M., Potkin, S.G., Weiden, P.J., O'Sullivan, R.L.
Published in European neuropsychopharmacology (01.09.2000)

by Clarke, J.M, Simpson, G.M
Published in Agricultural water management (01.01.1977)

by Kannangara, T, Durley, R.C, Simpson, G.M
Published in Zeitschrift für Pflanzenphysiologie (01.04.1982)

by Simpson, G. M
Year of Publication 1990

by de Leon, J., Doonan, R., Simpson, G.M.
Published in Schizophrenia research (01.04.1995)

by Yadalam, K.G., Simpson, G.M.
Published in Schizophrenia research (1990)

by Stanilla, J.K., Buchel, C., Alarcon, J., de Leon, J., Simpson, G.M.
Published in Biological psychiatry (1969) (01.04.1996)

by Majid, A. (National Agricultural Research Centre, Islamabad (Pakistan). Oilseeds Programme), Simpson, G.M
Published in Pakistan journal of agricultural research (01.07.2002)

by de Leon, J., Odom-White, A., Stanilla, J., Josiassen, R., Simpson, G.M.
Published in Schizophrenia research (01.04.1995)

by de Leon, J., Dadvand, M., Canuso, C., White, A.O., Stanilla, J., Simpson, G.M.
Published in Biological psychiatry (1969) (01.05.1994)

by Majid, A. (National Agricultural Research Centre, Islamabad (Pakistan)), Simpson, G.M
Published in Pakistan journal of botany (01.06.1997)

by Bittman S, Simpson G.M
Published in Crop science (01.07.1989)

by Hou, J.Q, Simpson, G.M
Published in Canadian journal of plant science (01.01.1994)

by Simpson, G.M
Published in Canadian journal of agricultural economics (01.08.1985)