Heijboer, A. C., Oosterwerff, M., Schroten, N. F., Eekhoff, E. M., Chel, V. G., de Boer, R. A., . . . Lips, P. (2015). Vitamin D supplementation and testosterone concentrations in male human subjects. Clinical endocrinology (Oxford), 83(1), 105-110. https://doi.org/10.1111/cen.12711
Chicago Style (17th ed.) CitationHeijboer, Annemieke C., Mirjam Oosterwerff, Nicolas F. Schroten, Elisabeth M.W Eekhoff, Victor G.M Chel, Rudolf A. de Boer, Marinus A. Blankenstein, and Paul Lips. "Vitamin D Supplementation and Testosterone Concentrations in Male Human Subjects." Clinical Endocrinology (Oxford) 83, no. 1 (2015): 105-110. https://doi.org/10.1111/cen.12711.
MLA (9th ed.) CitationHeijboer, Annemieke C., et al. "Vitamin D Supplementation and Testosterone Concentrations in Male Human Subjects." Clinical Endocrinology (Oxford), vol. 83, no. 1, 2015, pp. 105-110, https://doi.org/10.1111/cen.12711.