APA (7th ed.) Citation

Le Thi, Auger Nathalie, Park Alison L, & Luo Zhong-Cheng. (2011). Association between maternal comorbidity and preterm birth by severity and clinical subtype: Retrospective cohort study. BMC.

Chicago Style (17th ed.) Citation

Le Thi, Auger Nathalie, Park Alison L, and Luo Zhong-Cheng. Association Between Maternal Comorbidity and Preterm Birth by Severity and Clinical Subtype: Retrospective Cohort Study. BMC, 2011.

MLA (9th ed.) Citation

Le Thi, et al. Association Between Maternal Comorbidity and Preterm Birth by Severity and Clinical Subtype: Retrospective Cohort Study. BMC, 2011.

Warning: These citations may not always be 100% accurate.