Blanck, Cheryl A Understanding helical scanning / by Cheryl A. Blanck - Baltimore : Williams & Wilkins, 1998 - 80 p. : ill. ; 26 cm. ISBN: 068330304X RM100.30 LCCN: 97-48630 Subjects--Topical Terms: Tomography, X-Ray Computed--methods National Library of Medicine Call No.: WN206