PT - JOURNAL ARTICLE AU - Emily C. Giesler AU - Michael E. Johansen TI - Case Management for Frequent Users of Medical Care AID - 10.1370/afm.2256 DP - 2018 May 01 TA - The Annals of Family Medicine PG - iii--iii VI - 16 IP - 3 4099 - http://www.annfammed.org/content/16/3/iii.short 4100 - http://www.annfammed.org/content/16/3/iii.full SO - Ann Fam Med2018 May 01; 16