JJCO出版原始文章、評論、病例報告和流行病學筆記。它的主要范圍是發表關于癌癥的臨床研究。它強調出版病例報告和臨床調查，具有各種臨床意義。

JJCO publishes original articles, reviews, case reports and epidemiological notes. Its main scope is to publish clinical research on cancer. It puts emphasis on publishing case reports and clinical investigations with various clinical implications