Roberts, Devender; Brown, Julie; Medley, Nancy; Dalziel, Stuart R (21 March 2017). "Antenatal corticosteroids for accelerating fetal lung maturation for women at risk of preterm birth". Cochrane Database of Systematic Reviews. doi:10.1002/14651858.CD004454.pub3. hdl:2292/34738.
Roberts, Devender; Brown, Julie; Medley, Nancy; Dalziel, Stuart R (21 March 2017). "Antenatal corticosteroids for accelerating fetal lung maturation for women at risk of preterm birth". Cochrane Database of Systematic Reviews. doi:10.1002/14651858.CD004454.pub3. hdl:2292/34738.