- Clinical Trials
All of the JCOG-participating institutions are located in Japan. Patients living outside Japan cannot enter JCOG studies.
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The letters at the end of [Examination No.] represent the following. A: Ancillary research (including prospective observational studies and integrated analyses) B: Individual banking Biobank C: Advanced medical care B Advanced medical care C E: Outsourced study Extra (study in which central support work is outsourced) INT: Intergroup Study (JCOG participation joint research (single data center type), in which a joint research group other than JCOG performs the main analysis of the joint research)