TY - JOUR AU - Dodd, J M; Grivell, R M; OBrien, C M TI - Prenatal administration of progestogens for preventing spontaneous preterm birth in women with a multiple pregnancy JO - Cochrane Database Syst Rev IS - 10 PY - 2017 L3 - PubMed-ID: 29086920 SP - CD012024 ER -