APA-viite

Zhang, X., Giovannucci, E. L., Wu, K., Gao, X., Hu, F., Ogino, S., . . . Ma, J. (2013). Associations of Self-Reported Sleep Duration and Snoring with Colorectal Cancer Risk in Men and Women. Associated Professional Sleep Societies, LLC.

Chicago-tyylinen lähdeviittaus

Zhang, Xuehong, et al. Associations of Self-Reported Sleep Duration and Snoring With Colorectal Cancer Risk in Men and Women. Associated Professional Sleep Societies, LLC, 2013.

MLA-viite

Zhang, Xuehong, et al. Associations of Self-Reported Sleep Duration and Snoring With Colorectal Cancer Risk in Men and Women. Associated Professional Sleep Societies, LLC, 2013.

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