APA引文

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.

Citación estilo Chicago

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

MLA引文

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