Dr. Rolando Ulloa, Costa Rica Dr. Rolando Ulloa Pediatrician Infectologist Costa Rica University Researcher and Professor for the Department of Infectology from the Universidad de Costa Rica. Post published:December 18, 2019 Post category:E&K-Infectious Diseases Read more articles Previous PostDr. Eduardo Suarez, El Salvador Next PostDr. Hector Vera Garcia, Mexico You Might Also Like Dr. Jose Pablo Diaz, Costa Rica November 8, 2021 Dr. Expedito Luna, Brazil December 18, 2019 Dr. Raul Istúriz, Venezuela December 16, 2019