Izurieta, H. S., Graham, D. J., Jiao, Y., Hu, M., Lu, Y., Wu, Y., . . . Forshee, R. (2020). Natural history of COVID-19: Risk factors for hospitalizations and deaths among >26 million U.S. Medicare beneficiaries. J Infect Dis.
استشهاد بنمط شيكاغوIzurieta, Hector S., et al. "Natural History of COVID-19: Risk Factors for Hospitalizations and Deaths Among >26 Million U.S. Medicare Beneficiaries." J Infect Dis 2020.
MLA استشهادIzurieta, Hector S., et al. "Natural History of COVID-19: Risk Factors for Hospitalizations and Deaths Among >26 Million U.S. Medicare Beneficiaries." J Infect Dis 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.