Style de citation APA (7e éd.)

Checa, A., Navas, E., Valencia, V., & Alcívar, J. (2021). Depression is associated with CD4 levels in people living with HIV in Ecuador. Permanyer.

Style de citation Chicago (17e éd.)

Checa, Alejandro, Eliana Navas, Verónica Valencia, et Jessica Alcívar. Depression Is Associated with CD4 Levels in People Living with HIV in Ecuador. Permanyer, 2021.

Style de citation MLA (8e éd.)

Checa, Alejandro, et al. Depression Is Associated with CD4 Levels in People Living with HIV in Ecuador. Permanyer, 2021.