Jagminder Kaur Bajaj, et al. “Clinical Efficacy of Pyridoxine and Mefenamic Acid, Alone and in Combination, for the Treatment of Premenstrual Syndrome: A Placebo-Controlled Study”. Medicine and Medical Research: New Perspectives Vol. 12, Oct. 2024, pp. 157-66, doi:10.9734/bpi/mmrnp/v12/2689.