TY - BOOK AU - Whitley,A.S. AU - Clark,Kathleen C. TI - Clark's positioning in radiography SN - 0340763906 (cased) : PY - 2005/// CY - London PB - Hodder Arnold KW - Radiography, Medical KW - Positioning KW - Technology, Radiologic N1 - Previous ed.: published as edited by R.A. Swallow and E. Naylor. London: Heinemann Medical, 1986 ER -