TY - BOOK AU - Clark, Kathleen C. AU - Whitley, A. S. TI - Clark's positioning in radiography SN - 9780340763902;0340763906 PY - 2005/// CY - New York PB - Distributed in the U.S.A. by Oxford University Press KW - Technology, Radiologic N1 - Includes bibliographical references and index ER -