TY  - BOOK
AU  - Ritsema, Tamara S.
AU  - Brown, Darwin
AU  - Vetrosky, Daniel T.
AU  - Coplan, Bettie
AU  - MacLean, Michael J.
AU  - Zaweski, Joseph
AU  - Ballweg, Ruth
TI  - Ballweg's physician assistant: a guide to clinical practice 
SN  - 9780323695817
PY  - 2022///
CY  - St. Louis, Mo.
PB  - Elsevier
UR  - https://go.openathens.net/redirector/nhs?url=https://www.clinicalkey.com/dura/browse/bookChapter/3-s2.0-C20180020538
ER  -