Al-amin, M., Sultana, G.N.N. and Hossain, C.F. 2018. IDENTIFICATION OF SILDENAFIL CITRATE AS AN ADULTERANT IN HERBAL PRODUCTS USING HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY WITH PHOTODIODE ARRAY DETECTOR. International Journal of Pharmacy and Pharmaceutical Sciences. 10, 9 (Sep. 2018), 15–20. DOI:https://doi.org/10.22159/ijpps.2018v10i9.26425.