Dr. Petterchak graduated from the Southern Illinois University School of Medicine in 1993. He works in Saint Louis, MO and specializes in Pathology, Forensic Pathology and Pediatric Pathology.
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Dr. Petterchak graduated from the Southern Illinois University School of Medicine in 1993. He works in Saint Louis, MO and specializes in Pathology, Forensic Pathology and Pediatric Pathology.
MEDICAL SCHOOL
Southern Illinois University School Of Medicine - 1993
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