by Ammon, H.P.T., Kelber, O., Okpanyi, S.N.
Published in Phytomedicine (Stuttgart) (01.01.2006)

by Simmen, U, Kelber, O, Okpanyi, S N, Jaeggi, R, Bueter, B, Weiser, D
Published in Phytomedicine (Stuttgart) (01.11.2006)

by Khayyal, M.T., Seif-El-Nasr, M., El-Ghazaly, M.A., Okpanyi, S.N., Kelber, O., Weiser, D.
Published in Phytomedicine (Stuttgart) (01.01.2006)

by Freischmidt, A., Jürgenliemk, G., Kraus, B., Okpanyi, S.N., Müller, J., Kelber, O., Weiser, D., Heilmann, J.
Published in Phytomedicine (Stuttgart) (15.02.2012)

by Freischmidt, A, Jurgenliemk, G, Kraus, B, Okpanyi, S.N, Muller, J, Kelber, O, Weiser, D, Heilmann, J
Published in Phytomedicine (Stuttgart) (01.03.2012)

by Simmen, U., Kelber, O., Okpanyi, S.N., Jaeggi, R., Bueter, B., Weiser, D.
Published in Phytomedicine (Stuttgart) (2006)

by Kelber, O., Wittwer, A., Lapke, C., Kroll, U., Weiser, D., Okpanyi, S.N., Heilmann, J.
Published in Phytomedicine (Stuttgart) (01.01.2006)

by Arens-Corell, M, Okpanyi, S.N
Published in Planta medica (1990)

by Okpanyi, S.N. (Steigerwald Arzneimittelwerk GmbH, Darmstadt (Germany). Abt. Pharmakologie und Toxikologie)
Published in Planta medica (01.12.1993)

by Okpanyi S.N, Ezeukwu G.C
Published in Planta medica (1981)

by Okpanyi, S.N, Ezeukwu, G.C
Published in Planta medica (1981)

by Okpanyi, S.N. (Steigerwald Arzneim.-werk, Darmstadt (Germany). Abteilung Pharmakologie), Mark, M, Wahl, M.A
Published in Acta Horticulturae (Netherlands) (01.08.1993)

by Schranner I, Wuerdinger M, Klumpp N, Loesch U, Okpanyi S.N
Published in Journal of veterinary medicine. Series B (1989)

by Mulzer, J, Schuette, B, Lindner, J, Okpanyi, S.N, Eurich, R. (Hamburg Univ. (Germany, F.R.). Inst. fuer Pathologie)
Published in Arzneimittel-Forschung (1979)

by Farhat, K, Grasedyck, K, Lindner, J, Schuette, B, Okpanyi, S.N, Eurich, R. (Hamburg Univ. (Germany, F.R.). Inst. fuer Pathologie)
Published in Arzneimittel-Forschung (1979)

by Helle, M, Grasedyck, K, Lindner, J, Okpanyi, S.N, Eruich, R. (Hamburg Univ. (Germany, F.R.). Inst. fuer Pathology)
Published in Arzneimittel-Forschung (1979)