Dr. Leff graduated from the Yale University School of Medicine in 1984. He works in Chadds Ford, PA and specializes in Internal Medicine and Rheumatology.
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Dr. Leff graduated from the Yale University School of Medicine in 1984. He works in Chadds Ford, PA and specializes in Internal Medicine and Rheumatology.
MEDICAL SCHOOL
Yale University School Of Medicine - 1984