International Society of Paediatric Surgical Oncology
IPSO is an international society of surgeons who specialize in the surgical care of children with cancer. IPSO is a truly global organisation, with an expanding membership from all parts of the world. At the last count 50 countries were represented. Membership is open to all surgeons who have a demonstrable commitment to paediatric surgical oncology, and the society is always keen to attract new members.