Bolton TB, 1979, Brit Med Bull, 35, 275, 10.1093/oxfordjournals.bmb.a071589
Gamaniel K, 1988, Meth & Find Exptl Clin Pharmacol, 10, 493
Hartig PR, 1989, Trends Pharmacol Sci, 10, 64, 10.1016/0165-6147(89)90080-1
Hashimoto H, 1977, Eur J Pharmacol, 45, 341, 10.1016/0014-2999(77)90273-4
Irvine FR (1961): Woody Plants of Ghana. Oxford, Oxford University Press, pp. 568–570.
Miller LC, 1944, Proceed Soc Exper Biol & Med, 57, 261, 10.3181/00379727-57-14776
Uguru MO, 1998, Ethnopharmacol, 62, 203, 10.1016/S0378-8741(98)00037-3
Vane JR, 1971, Nat New Biol, 231, 232, 10.1038/newbio231232a0