TY - JOUR AU - Konefał, H; Jaskot, B; Czeszyńska, M B TI - [Pethidine for labor analgesia; monitoring of newborn heart rate, blood pressure and oxygen saturation during the first 24 hours after the delivery] JO - Ginekol Pol IS - 05 VL - 83 PY - 2012 L3 - PubMed-ID: 22708333 SP - 357 EP - 362 ER -