Sarkar, Mitali, and Shanku Denrah. “Estimation of Some Useful Drugs in Water, Urine, and Medical Formulations Following Conventional and Modified Dispersive Microextraction Coupled With HPLC-UV”. Sustainable Chemical Engineering 3, no. 1 (December 2, 2021): 11–33. Accessed December 5, 2024. https://ojs.wiserpub.com/index.php/SCE/article/view/1101.