Cita APA

Key, T. J., Wang, D. Y., Brown, J. B., Hermon, C., Allen, D. S., Moore, J. W., . . . Pike, M. C. (1996). A prospective study of urinary oestrogen excretion and breast cancer risk. Nature Publishing Group.

Citación estilo Chicago

Key, T. J., D. Y. Wang, J. B. Brown, C. Hermon, D. S. Allen, J. W. Moore, R. D. Bulbrook, I. S. Fentiman, y M. C. Pike. A Prospective Study of Urinary Oestrogen Excretion and Breast Cancer Risk. Nature Publishing Group, 1996.

Cita MLA

Key, T. J., et al. A Prospective Study of Urinary Oestrogen Excretion and Breast Cancer Risk. Nature Publishing Group, 1996.