1. Choice and dose of corticosteroid for antenatal treatments;Jobe;Am J Obstet Gynecol,2004
2. March of Dimes Program, Save the Children, World Health Organization. Born too soon: the gobal action report on preterm birth. In: Howson CP, Kinney MV, Lawn JE, eds. Geneva: World Health Organization; 2012.
3. A controlled trial of antepartum glucocorticoid treatment for prevention of the respiratory distress syndrome in premature infants;Liggins;Pediatrics,1972
4. Premature parturition after infusion of corticotrophin or cortisol into foetal lambs;Liggins;J Endocrinol,1968
5. The effect of antenatal steroids for fetal maturation on perinatal outcomes. NIH Consensus Statement (vol 12),1994