TY - BOOK AU - Bontrager TI - Bontrager's handbook of radiographic positioning and techniques SN - 9780323694223 U1 - 616.07572 PY - 2021/// CY - India PB - Elsevier KW - John P. Lampignand KW - Leslie K. Kendrick KW - Radiography KW - Medical Positioning KW - Radiological diagonisis ER -