China, Japan, Korea, Nepal, Singapore, Thailand, Vietnam, International Agency on Research on Cancer (IARC), Concord (Worldwide Cancer Survival population-based study), (Asia Pacific Organization of Cancer Prevention (APOCP)
Australia, Bhutan, India, Indonesia, Japan,Korea, Mongolia, Nepal, Pakistan, Russia, Singapore, Sri Lanka, Thailand, Vietnam, International Prevention Research Institute (IPRI)
Australia, Bhutan, India, Indonesia, Japan, Korea, Mongolia, Nepal, Pakistan, Singapore, Sri Lanka, Thailand, Turkey, International Prevention Research Institute (IPRI)