Dr. Armstrong graduated from the Columbia University College of Physicians & Surgeons in 1957. He works in New York, NY and specializes in Infectious Disease and Internal Medicine.
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Dr. Armstrong graduated from the Columbia University College of Physicians & Surgeons in 1957. He works in New York, NY and specializes in Infectious Disease and Internal Medicine.
MEDICAL SCHOOL
Columbia University College Of Physicians & Surgeons - 1957