ASSANHOU, ASSOGBA GABIN, et al. “IDENTIFICATION AND QUANTIFICATION OF PHOSPHODIESTERASE-5 INHIBITOR AS FALSIFIED IN ‘‘NATURAL’’ MALAYSIAN HERBAL APHRODISIACS SOLD IN SOME BENINESE MARKETS”. International Journal of Pharmacy and Pharmaceutical Sciences, vol. 14, no. 7, July 2022, pp. 27-30, doi:10.22159/ijpps.2022v14i7.44099.