Polyauk O, Logoyda L. THE INVESTIGATION OF CONDITIONS OF API FROM GROUP OF CALCIUM CHANNEL BLOCKERS EXTRACTION BY ORGANIC SOLVENTS BY USING HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY AS ASSAY METHOD. Asian J Pharm Clin Res [Internet]. 2017 Oct. 1 [cited 2024 Nov. 25];10(10):354-6. Available from: https://journals.innovareacademics.in/index.php/ajpcr/article/view/20506