Center for Indonesian Medical Students' Activities (CIMSA) is a non-profit and non government organization that is independent, nationalist, non-political and non partisan with activity based programs. CIMSA consist of 6 standing committees related to health issues, that is Reproductive Health including AIDS, Public Health, Medical Education, Human Right and Peace, Research Exchange and Professional Exchange. Having 23 active locals throughout Indonesia, CIMSA is affiliated with International Federation of Medical Students’ Associations (IFMSA), the biggest students’ organization in the world who has been recognized by United Nations.