Feng, Y., Yu, D., Chen, T., Liu, J., Tong, X., Yang, L., . . . Mo, X. (2014). Maternal Parity and the Risk of Congenital Heart Defects in Offspring: A Dose-Response Meta-Analysis of Epidemiological Observational Studies. Public Library of Science.
Chicago-tyylinen lähdeviittausFeng, Yu, et al. Maternal Parity and the Risk of Congenital Heart Defects in Offspring: A Dose-Response Meta-Analysis of Epidemiological Observational Studies. Public Library of Science, 2014.
MLA-viiteFeng, Yu, et al. Maternal Parity and the Risk of Congenital Heart Defects in Offspring: A Dose-Response Meta-Analysis of Epidemiological Observational Studies. Public Library of Science, 2014.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.