“REVERSE PHASE HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY (RP-HPLC) METHOD DEVELOPMENT AND VALIDATION FOR SIMULTANEOUS ESTIMATION OF SILDENAFIL CITRATE AND DULOXETINE HYDROCHLORIDE IN COMBINE DOSAGE FORM”. Nirma University Journal of Pharmaceutical Sciences, vol. 10, no. 2, Aug. 2024, pp. 21-38, https://doi.org/10.5281/.