%0 Journal Article %A Donald E. Pathman %T Changes in Rates and Content of Primary Care Visits Within an Evolving Health Care System %D 2019 %R 10.1370/afm.2477 %J The Annals of Family Medicine %P 482-484 %V 17 %N 6 %U https://www.annfammed.org/content/annalsfm/17/6/482.full.pdf