ALIREZA KAMALI, MARYAM SHOKRPOUR, ESMAT MASHHADI, MARYAM HOSSEINZADE MORAHEM. COMPARISON OF LABOR PHASES IN PAINLESS DELIVERY WITH EPIDURAL ANALGESIA AND ENTONOX ADMINISTRATION: Pharmaceutical Science-Medicine. Int J Life Sci Pharm Res [Internet]. 2022 Jul. 11 [cited 2026 Feb. 1];7(2):1-4. Available from: https://www.ijlpr.com/index.php/journal/article/view/1101