Dr-George-Hajishengallis

George Hajishengallis, D.D.S., Ph.D., Thomas W. Evans Centennial Professor University of Pennsylvania Penn Dental Medicine - Microbiology Philadelphia, PA 19104-6030

George Hajishengallis, D.D.S., Ph.D.,
Thomas W. Evans Centennial Professor
University of Pennsylvania
Penn Dental Medicine – Microbiology
Philadelphia, PA 19104-6030