RT Journal Article SR Electronic T1 Enhancing First Trimester Obstetrical Care: The Addition of Point-of-Care Ultrasound JF The Annals of Family Medicine JO Ann Fam Med FD American Academy of Family Physicians SP 569 OP 569 DO 10.1370/afm.3180 VO 22 IS 6 A1 Newman, Allison A1 Berg, Mark YR 2024 UL http://www.annfammed.org/content/22/6/569.abstract AB