TY - JOUR AU - Frøen, J F; Arnestad, M; Frey, K TI - Risk factors for sudden intrauterine unexplained death: epidemiologic characteristics of singleton cases in Oslo, Norway, 1986–1995 JO - Am J Obstet Gynecol VL - 184 PY - 2001 DO - 10.1067/mob.2001.110697 L3 - PubMed-ID: 11262474 SP - 694 EP - 702 N1 - et al. ER -