American College of Cryosurgery
Asian Society of Cryosurgery
Low Temperature Medicine, Japan Society for Low Temperature Medicine
IIF - International Institute of Refrigeration
International Institute of Cryosurgery
ISC Japan 2015-2017
Univ.-Prof. Dr. Korpan
World Anticancer Movement
http://is-cryosurgery.com/
https://cryosurgery.forms-wizard.net