Dr. Stephan Kohlhoff, MD, PhD is a Director at the SUNY Downstate Medical Center. He received his Medical Degree at the Free University of Berlin. He is Board Certified in Pediatric Infectious diseases, Pediatrics (ABMS). His research interests are Pediatric Infectious Diseases, Epidemiology, Antibiotics, Microbiology, Asthma, Chlamydia, HIV, and Sexually Transmitted Infections.