PT - JOURNAL ARTICLE AU - Padua, Irina M. AU - Johansen, Michael E. TI - How Are Primary Care Systems Engaging With Social Needs? AID - 10.1370/afm.2750 DP - 2021 Nov 01 TA - The Annals of Family Medicine PG - iii--iii VI - 19 IP - 6 4099 - http://www.annfammed.org/content/19/6/iii.short 4100 - http://www.annfammed.org/content/19/6/iii.full SO - Ann Fam Med2021 Nov 01; 19