| web | https://jamanetwork.com/journals/jamainternalmedicine/fullarticle/2738784?guestAccessKey=5e8aaedb-e77d-4bc1-9d52-b626e406138e&utm_source=For_The_Media&utm_medium=referral&utm_campaign=ftm_links&utm_content=tfl&utm_term=072219 |
| author | Frank Qian, MPH; Gang Liu, PhD |
| publication | JAMA Intern Med |
| date | 2019-07-22 |
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