On the lack of periodicity in plasma estriol in human pregnancy.

MLA

Levitz, M., et al. “On the Lack of Periodicity in Plasma Estriol in Human Pregnancy.” The Journal of Clinical Endocrinology and Metabolism, vol. 38, no. 4, Apr. 1974, pp. 698–700. EBSCOhost, https://doi.org/10.1210/jcem-38-4-698.

APA

Levitz, M., Slyper, A. J., & Selinger, M. (1974). On the lack of periodicity in plasma estriol in human pregnancy. The Journal of Clinical Endocrinology and Metabolism, 38(4), 698–700. https://doi.org/10.1210/jcem-38-4-698

Chicago

Levitz, M, A J Slyper, and M Selinger. 1974. “On the Lack of Periodicity in Plasma Estriol in Human Pregnancy.” The Journal of Clinical Endocrinology and Metabolism 38 (4): 698–700. doi:10.1210/jcem-38-4-698.