“ANALYTICAL STUDY AND IMPURITY PROFILING OF FIXED DOSES COMBINATION OF AMLODIPINE, HYDROCHLOROTHIAZIDE AND OLMESARTAN BY RP-HPLC AND UPLC”, Int. J. Pharm. Sci. Drug Res., vol. 14, no. 1, pp. 19–28, Jan. 2022, doi: 10.25004/IJPSDR.2022.140103.