TY - GEN AU - Mobaraki,Noshin AU - Yousefian,Mahzad AU - Seifi,Solmaz AU - Sakaki,Mehran TI - A Randomized Controlled Trial Comparing Use of Enthonox With Pethidine for Pain Relief in Primigravid Women During the Active Phase of Labor SN - 2228-7523 PY - 2016/// PB - Anesthesiology and pain medicine N1 - Publication Type: Journal Article UR - https://doi.org/10.5812/aapm.37420 ER -