RT Journal Article SR Electronic T1 Family Medicine Billing for Point-of-Care Ultrasound (POCUS) JF The Journal of the American Board of Family Medicine JO J Am Board Fam Med FD American Board of Family Medicine SP 856 OP 858 DO 10.3122/jabfm.2021.04.210187 VO 34 IS 4 A1 Shen-Wagner, Joy YR 2021 UL http://www.jabfm.org/content/34/4/856.abstract AB