S. Vargas

Low endemicity and low pathogenicity of rotaviruses among rural children in Costa Rica.

J. Azofeifa, A. Simhon, L. Mata, 1985, The Journal of infectious diseases.

Neonatal sepsis and meningitis in a developing Latin American country

X. Sáez-Llorens, M. Moreno, S. Vargas, 1994, The Pediatric infectious disease journal.

Application of new sepsis definitions to evaluate outcome of pediatric patients with severe systemic infections.

X. Sáez-Llorens, S. Vargas, F. Guerra, 1995, The Pediatric infectious disease journal.