TY - JOUR AU - Haugen, A S; Søfteland, E; Almeland, S K TI - Effect of the World Health Organization checklist on patient outcomes: a stepped wedge cluster randomized controlled trial JO - Ann Surg IS - 05 VL - 261 PY - 2015 DO - 10.1097/SLA.0000000000000716 L3 - PubMed-ID: 24824415 SP - 821 EP - 828 N1 - et al. ER -