Gregory E. Halligan

  • St Christophers Hosp-Oncology, 160 E Erie Ave Fl 2, Philadelphia, PA
  • Phone: 215-427-5348
  • Hospital: St. Christopher's Hospital for Children
  • Specialty: Pediatric Hematology-Oncology
  • Expertise In: Brain Tumors, Neuro-Oncology, Pediatric Cancers