Cita APA

Chan, C., Hoar, H., Pattinson, K., Bradwell, A., Wright, A., & Imray, C. (2005). Effect of sildenafil and acclimatization on cerebral oxygenation at altitude.

Citación estilo Chicago

Chan, C., H. Hoar, K. Pattinson, A. Bradwell, A. Wright, and C. Imray. Effect of Sildenafil and Acclimatization on Cerebral Oxygenation at Altitude. 2005.

Cita MLA

Chan, C., et al. Effect of Sildenafil and Acclimatization on Cerebral Oxygenation at Altitude. 2005.