JJCO出版原始文章、评论、病例报告和流行病学笔记。它的主要范围是发表关于癌症的临床研究。它强调出版病例报告和临床调查，具有各种临床意义。
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