Kroon AA, van Asten WNJC, Stalenhoef AFH
Effect of apheresis of low-density lipoprotein on peripheral
vascular disease in hypercholesterolemic patients with coronary
artery disease
Ann Int Med
(Dec) 125:945-954 1996

This was a randomized trial of patients with primary
hypercholesterolemia treated either with biweekly LDL apheresis
plus simvastatin or simvastatin alone.
The full text of this paper is available from the American College
of Physicians at
this site
.