APA (7th ed.) Citation

Marques, A. S., Simões, P. S., & Guedes, M. (2015). Unusual bilateral retinitis secondary to Rickettsia conorii infection.

Chicago Style (17th ed.) Citation

Marques, André Salgado, Pedro Santana Simões, and Marta Guedes. Unusual Bilateral Retinitis Secondary to Rickettsia Conorii Infection. 2015.

MLA (8th ed.) Citation

Marques, André Salgado, et al. Unusual Bilateral Retinitis Secondary to Rickettsia Conorii Infection. 2015.