Robert B. Llantada
Robert ONeill, M.D Pediatric and Adolescent Medicine
Robert P. Novo
Robert Vogt-Lowell
Roberto A. Llantada
Roberto A. Moya
Roberto Andreu
Roberto D. Comperatore
Roberto J. Fernandez
Roberto Uriel
Roberto Urquiza
Rodolfo E. Lawson
Roger K Pons MD
Rolando Sanchez-Medina
Rosalia Alvarez
Ruth C. Schobel