Boelig, R. C., Della Corte, L., Ashoush, S., McKenna, D., Saccone, G., Rajaram, S., & Berghella, V. (2019). Oral progesterone for the prevention of recurrent preterm birth: Systematic review and metaanalysis. Am J Obstet Gynecol MFM.
Chicago-tyylinen lähdeviittausBoelig, Rupsa C., Luigi Della Corte, Sherif Ashoush, David McKenna, Gabriele Saccone, Shalini Rajaram, ja Vincenzo Berghella. "Oral Progesterone for the Prevention of Recurrent Preterm Birth: Systematic Review and Metaanalysis." Am J Obstet Gynecol MFM 2019.
MLA-viiteBoelig, Rupsa C., et al. "Oral Progesterone for the Prevention of Recurrent Preterm Birth: Systematic Review and Metaanalysis." Am J Obstet Gynecol MFM 2019.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.