Patel, S. V., S. K. Gowani, S. R. Shah, and S. D. Malhotra. “Evaluation of Clinical Efficacy and Safety of Natural Micronized Progesterone in Prevention of Preterm Labor: A Prospective Study at Tertiary Care Teaching Hospital in India”. International Journal of Basic & Clinical Pharmacology, vol. 8, no. 5, Apr. 2019, pp. 827-30, doi:10.18203/2319-2003.ijbcp20191564.