Dyfyniad APA

Grewal, J., Carmichael, S. L., Ma, C., Lammer, E. J., & Shaw, G. M. (2008). Maternal Periconceptional Smoking and Alcohol Consumption and Risk for Select Congenital Anomalies.

Dyfyniad Arddull Chicago

Grewal, Jagteshwar, Suzan L. Carmichael, Chen Ma, Edward J. Lammer, and Gary M. Shaw. Maternal Periconceptional Smoking and Alcohol Consumption and Risk for Select Congenital Anomalies. 2008.

Dyfyniad MLA

Grewal, Jagteshwar, et al. Maternal Periconceptional Smoking and Alcohol Consumption and Risk for Select Congenital Anomalies. 2008.

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