# Journal of Clinical Oncology

Source: https://nuclide.cc/journals/jco/  
Nuclide record `jco` (Journal). Data CC BY-NC 4.0, attribute "Data from Nuclide (nuclide.cc)"; commercial use needs a licence.

## TL;DR

The Journal of Clinical Oncology is ASCO's flagship journal and the workhorse of clinical oncology, publishing trials, ASCO guidelines, and the abstract supplements for the ASCO Annual Meeting.

## Summary

JCO publishes three issues a month, carrying phase 2 and 3 trials across all tumour types, ASCO clinical practice guidelines (for example on immune-related adverse events), health-services and survivorship research, and the annual-meeting abstract supplements that make it the most cited oncology journal by volume. Hybrid access; guidelines are free. Sister titles include JCO Precision Oncology, JCO Oncology Practice and JCO Global Oncology.

## Fields

- Kind: Journal
- Last checked: 2026-09-09
- Also known as: JCO; J Clin Oncol; src-jco
- Publisher: American Society of Clinical Oncology
- Scope: clinical oncology
- Access: hybrid

## Notes

- Holds: ASCO flagship journal: trials, guidelines (including living guidelines) and long-term follow-up of cooperative-group studies. Access: Paywalled; guidelines and many trials free.

## Sources

- Wikipedia: https://en.wikipedia.org/wiki/Journal_of_Clinical_Oncology
- ASCO guidelines: https://www.asco.org/practice-patients/guidelines

## Connected records

- key papers: [SEMPET: FDG-PET as a predictor of viable tumour in post-chemotherapy seminoma residuals](https://nuclide.cc/key-papers/paper-sempet-de-santis-jco-2004/)

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