Cita APA

Une, C., Malespín Bendaña, W., Ramírez-Mayorga, V., Rosero Bixby, L., & Sierra Ramos, R. (2022). Helicobacter pylori infection and serum pepsinogen concentrations in an elderly population representative of Costa Rica.

Chicago Style Citation

Une, Clas, Wendy Malespín Bendaña, Vanessa Ramírez-Mayorga, Luis Rosero Bixby, i Rafaela Sierra Ramos. Helicobacter Pylori Infection and Serum Pepsinogen Concentrations in an Elderly Population Representative of Costa Rica. 2022.

Cita MLA

Une, Clas, et al. Helicobacter Pylori Infection and Serum Pepsinogen Concentrations in an Elderly Population Representative of Costa Rica. 2022.