3501 Civic Center Boulevard, Philadelphia, Pennsylvania 19104
Limited VolunteerOUR MISSION
The Children’s Oncology Group is the world’s largest organization devoted exclusively to childhood and adolescent cancer research.
The Children’s Oncology Group (COG) unites more than 10,000 experts in childhood cancer
at more than 200 leading children’s hospitals, universities, and cancer centers
across North America, Australia, New Zealand, and select other countries
in the fight against childhood cancer.