Accreditation status and geographic location of outpatient vascular testing facilities among Medicare beneficiaries: the VALUE (Vascular Accreditation, Location & Utilization Evaluation) study.

Rundek,Tatjana;Brown,ScottC;Wang,Kefeng;Dong,Chuanhui;Farrell,MaryBeth;Heller,GaryV;Gornik,HeatherL;Hutchisson,Marge;Needleman,Laurence;Benenati,JamesF;Jaff,MichaelR;Meier,GeorgeH;Perese,Susana;Bendick,Phillip;Hamburg,N