Citations for: Mantena, B. P. V.; Rao, S. V.; Rao, K.; Ramakrishna, K.; Vittal, S. P., HPLC Method for Simultaneous Determination of Potential Impurities of Norgestimate and Ethinyl Estradiol in Combination Drug Product Using Sub-2 mu m Column. J. Liq. Chromatogr. Relat. Technol. 2015, 38 (10), 1014-1025.