Cita APA

Francis, N. D., Logan, R. P., Walker, M. M., Polson, R. J., Boylston, A. W., Pinching, A. J., . . . Baron, J. H. (1990). Campylobacter pylori in the upper gastrointestinal tract of patients with HIV-1 infection.

Citación estilo Chicago

Francis, N D., R P. Logan, M M. Walker, R J. Polson, A W. Boylston, A J. Pinching, J R. Harris, y J H. Baron. Campylobacter Pylori in the Upper Gastrointestinal Tract of Patients With HIV-1 Infection. 1990.

Cita MLA

Francis, N D., et al. Campylobacter Pylori in the Upper Gastrointestinal Tract of Patients With HIV-1 Infection. 1990.