Ashafa, A. O. T., Yakubu, M. T., Ogbe, A.-A. A. and Abass, A. A. (2012) “Effect of ethanolic seed extract of Croton penduliflorous Hutch. on loperamide-induced constipated male rats”, Bangladesh Journal of Pharmacology, 7(1), pp. 42–46. doi: 10.3329/bjp.v7i1.10120.