Dr. Mas De Leon graduated from the Universidad De Zaragoza Facultad De Medicina in 1976. She works in FAJARDO, PR and specializes in Internal Medicine.
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Dr. Mas De Leon graduated from the Universidad De Zaragoza Facultad De Medicina in 1976. She works in FAJARDO, PR and specializes in Internal Medicine.
MEDICAL SCHOOL
Universidad De Zaragoza Facultad De Medicina - 1976