Maintenance: Thursday, 22 March 2018, 18:00-18:15
Maintenance work on the ZORA servers is provided. There may be short interruptions in the service between 18:00 and 18:15. Thank you for your patience.
Murphy, K E; Hannah, M E; Willan, A R; Hewson, S A; Ohlsson, A; Kelly, E N; Matthews, S G; Saigal, S; Asztalos, E; Ross, S; Delisle, M F; Amankwah, K; Guselle, P; Gafni, A; Lee, S K; Armson, B A; MACS Collaborative Group (2008). Multiple courses of antenatal corticosteroids for preterm birth (MACS): a randomised controlled trial. Lancet, 372(9656):2143-2151.