Nguyen, V. T., Zafonte, R. D., Chen, J. T., Kponee-Shovein, K. Z., Paganoni, S., Pascual-Leone, A., . . . Weisskopf, M. G. (2019). Mortality Among Professional American-Style Football Players and Professional American Baseball Players. JAMA Netw Open.
Chicago-tyylinen lähdeviittausNguyen, Vy T., et al. "Mortality Among Professional American-Style Football Players and Professional American Baseball Players." JAMA Netw Open 2019.
MLA-viiteNguyen, Vy T., et al. "Mortality Among Professional American-Style Football Players and Professional American Baseball Players." JAMA Netw Open 2019.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.