Kumar VP. Development and Validation of a New Robust RP-HPLC Method for the Simultaneous Quantitation of Levonorgestrel and Ethinylestradiol in Bulk and Pharmaceutical Dosage Form. IJPSCR [Internet]. 2024 Jan. 23 [cited 2024 Nov. 23];3(01). Available from: https://ijpscr.info/index.php/ijpscr/article/view/157