Citação norma APA

Njuguna, C., Orrell, C., Kaplan, R., Bekker, L., Wood, R., & Lawn, S. D. (2013). Rates of Switching Antiretroviral Drugs in a Primary Care Service in South Africa before and after Introduction of Tenofovir. Public Library of Science.

Citação norma Chicago

Njuguna, Christine, Catherine Orrell, Richard Kaplan, Linda-Gail Bekker, Robin Wood, and Stephen D. Lawn. Rates of Switching Antiretroviral Drugs in a Primary Care Service in South Africa Before and After Introduction of Tenofovir. Public Library of Science, 2013.

Citação norma MLA

Njuguna, Christine, et al. Rates of Switching Antiretroviral Drugs in a Primary Care Service in South Africa Before and After Introduction of Tenofovir. Public Library of Science, 2013.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.