Pushing the envelope of disparity research to find modifiable factors. Pushing the envelope of disparity research to find modifiable factors. JAMA surgery Chang DC. PMID: 23324840 JAMA Surg. 2013 Jan;148(1):42-3. doi: 10.1001/jamasurgery.2013.405. No abstract available. Share Share on social media Direct link Direct link Cite Cite AMA Chang DC. Pushing the envelope of disparity research to find modifiable factors. JAMA Surg. 2013;148(1):42-3doi: 10.1001/jamasurgery.2013.405. APA Chang, D. C. (2013). Pushing the envelope of disparity research to find modifiable factors. JAMA surgery, 148(1), 42-3. https://doi.org/10.1001/jamasurgery.2013.405 MLA Chang, David C. "Pushing the envelope of disparity research to find modifiable factors." JAMA surgery vol. 148,1 (2013): 42-3. doi: https://doi.org/10.1001/jamasurgery.2013.405 NLM Chang DC. Pushing the envelope of disparity research to find modifiable factors. JAMA Surg. 2013 Jan;148(1):42-3. doi: 10.1001/jamasurgery.2013.405. PMID: 23324840. Copy Download .nbib Format: NLM AMA APA MLA NLM