Calvaria Medical Journal (CMJ) is a peer reviewed periodically scientific publication that contains articles written in the English language . CMJ receives articles in the field of Biomedical Sciences, Medical Education, Public Health. CMJ is published by the Institute for Research and Community Services (LPPM) of University of Wijaya Kusuma Surabaya. JIKW published twice a year in Juni and Desember. CMJ only publishes manuscript that have never been published in other journals. Authors who wish to publish in JIKW need to follow the JIKW guidelines. The manuscript submission and peer review process are done online.