Dr. Grana Diaz graduated from the Universidad De Zaragoza Facultad De Medicina in 1976. He works in Guaynabo, PR and specializes in Addiction Medicine and Family Medicine.
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Dr. Grana Diaz graduated from the Universidad De Zaragoza Facultad De Medicina in 1976. He works in Guaynabo, PR and specializes in Addiction Medicine and Family Medicine.
MEDICAL SCHOOL
Universidad De Zaragoza Facultad De Medicina - 1976