APA (7th ed.) Citation

Dias Sara S, Andreozzi Valeska, Martins Maria O, & Torgal Jorge. (2009). Predictors of mortality in HIV-associated hospitalizations in Portugal: A hierarchical survival model. BMC.

Chicago Style (17th ed.) Citation

Dias Sara S, Andreozzi Valeska, Martins Maria O, and Torgal Jorge. Predictors of Mortality in HIV-associated Hospitalizations in Portugal: A Hierarchical Survival Model. BMC, 2009.

MLA (9th ed.) Citation

Dias Sara S, et al. Predictors of Mortality in HIV-associated Hospitalizations in Portugal: A Hierarchical Survival Model. BMC, 2009.