American Journal of Neuroradiology

In the article Mucosa-Associated Lymphoid Tissue Lymphoma of the Pituitary Gland: MR Imaging Features, Lee JH, Lee HK, Choi CG, and Huh J; AJNR 23: 838–840, May 2002, an author’s name was misspelled as Choong Ton Choi. The correct name is Choong Gon Choi.

Interaction of Vascular Smooth Muscle Cells with Collagen-Impregnated Embolization Coils Studies with a Novel Quantitative in Vitro Model, T Abruzzo, HJ Cloft, M Marek, GG Shengelaia, PB Snowhill, SM Waldrop and A Sambanis, AJNR 23:674–681. The first sentence of the ABSTRACT should read as follows, “Modification of aneurysm occlusion devices with collagen and other biologically active molecules may reduce the risk of lumen recanalization by promoting vascular cell migration, adhesion and proliferation.”