title: Nurse practitioners and physician assistants in primary care: An update of changes since 2008.
authors.forename: Martin
authors.initials: M
authors.lastname: Hevesy
authors.forename: Robert
authors.initials: R
authors.lastname: Aitchison
authors.forename: Alison
authors.initials: A
authors.lastname: Ruiz
authors.forename: Susan
authors.initials: S
authors.lastname: Bednar
mesh_terms: D003695:Delivery of Health Care; D006801:Humans; D009722:Nurse Practitioners; D010823:Physician Assistants; D011320:Primary Health Care