TY - CHAP M1 - Book, Section TI - Contributors A1 - Phillips, Raymond E. PY - 2021 T2 - Venous Insufficiency AB - Igor Laskowski, MD, FACS SN - PB - McGraw Hill CY - New York, NY Y2 - 2024/03/29 UR - accesscardiology.mhmedical.com/content.aspx?aid=1175311459 ER -