Hormone treatment during pregnancy and congenital heart defects.

MLA

Levy, E. P., et al. “Hormone Treatment during Pregnancy and Congenital Heart Defects.” Lancet (London, England), vol. 1, no. 7803, Mar. 1973, p. 611. EBSCOhost, https://doi.org/10.1016/s0140-6736(73)90762-9.

APA

Levy, E. P., Cohen, A., & Fraser, F. C. (1973). Hormone treatment during pregnancy and congenital heart defects. Lancet (London, England), 1(7803), 611. https://doi.org/10.1016/s0140-6736(73)90762-9

Chicago

Levy, E P, A Cohen, and F C Fraser. 1973. “Hormone Treatment during Pregnancy and Congenital Heart Defects.” Lancet (London, England) 1 (7803): 611. doi:10.1016/s0140-6736(73)90762-9.