ALIREZA KAMALI, MARYAM SHOKRPOUR, ESMAT MASHHADI, and MARYAM HOSSEINZADE MORAHEM. “COMPARISON OF LABOR PHASES IN PAINLESS DELIVERY WITH EPIDURAL ANALGESIA AND ENTONOX ADMINISTRATION: Pharmaceutical Science-Medicine”. International Journal of Life Science and Pharma Research 7, no. 2 (July 11, 2022): 1–4. Accessed February 1, 2026. https://ijlpr.com/index.php/journal/article/view/1101.