coding algorithms

Validation of discharge diagnosis codes to identify serious infections among middle age and older adults
Andrew D Wiese, Marie R Griffin, C Michael Stein, William Schaffner, Robert A Greevy, Edward F Mitchel Jr, Carlos G Grijalva

BMJ Open Jun 2018, 8 (6) e020857; DOI: 10.1136/bmjopen-2017-020857
Validated methods to identify patients with asthma–COPD overlap in healthcare databases: a systematic review protocol
Joseph Emil Amegadzie, Oluwatosin Badejo, John-Michael Gamble, Mark Wright, Jamie Farrell, Brooke Jackson, Kirin Sultana, Maimoona Hashmi, Zhiwei Gao

BMJ Open Mar 2019, 9 (3) e024306; DOI: 10.1136/bmjopen-2018-024306

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coding algorithms