Chappell, L C, Brocklehurst, P, Green, M E, Hunter, R, Hardy, P, Juszczak, E, Linsell, L, Chiocchia, V, Greenland, M, Placzek, A, Townend, J & Sandall, J & Shennan, A 2019, ' Planned early delivery or expectant management for late preterm pre-eclampsia (PHOENIX) : a randomised controlled trial ', The Lancet, vol. 394, no. 10204, pp. 1181-1190 . https://doi.org/10.1016/S0140-6736(19)31963-4