González, P., Sánches, A., Rivera, P., Jiménez, C., & Hemández, F. (1997). Rotavirus and coronavirus outbreak: Etiology of annual diarrhea in Costa Rican children.

González, Paulina, Abelino Sánches, Patricia Rivera, Carlos Jiménez, und Francisco Hemández. Rotavirus and Coronavirus Outbreak: Etiology of Annual Diarrhea in Costa Rican Children. 1997.

González, Paulina, et al. Rotavirus and Coronavirus Outbreak: Etiology of Annual Diarrhea in Costa Rican Children. 1997.