Is Ca A Cancer Journal for Clinicians peer reviewed? - (CACJC) Overview Published since 1950 by the American Cancer Society, CA: A Cancer Journal for Clinicians is one of the oldest peer-reviewed journals in oncology. The journal also retains the highest impact factor of all ISI-ranked journals. CA reaches a very wide and diverse group of health professionals, and provides an unparalleled opportunity to present information to these professionals about cancer prevention, early detection, treatment of all forms, palliation, advocacy issues, quality-of-life topics, and more. As the flagship journal of the American Cancer Society, the journal more...