Bhanu Prakash Nayak.M, & B.Thangabalan. (2014). Estimation of olopatadine hydrochloride by RP–HPLC and U.V spectrophotometry method in pure and pharmaceutical formulation. IJPAR JOURNAL, 3(4), 434–444. https://doi.org/10.61096/ijpar.v3.iss4.2014.434-444