M. Onyegeme-Okerenta, Blessing, Agyare, Christian, D. Bradshaw, Tracey, A. Spriggs, Keith, "Cytotoxic potential of ethanol extract of Parquetina nigrescens on MCF-7, C4-2WT, HT 29 and HTC 116 cell lines", African Journal of Pharmacy and Pharmacology, 2018