TY  - BOOK
AU  - Johnston, James N
TI  - Essentials of radiographic physics and imaging
SN  - 9780323069748
AV  - RC 78.7.D53 Joh 
PY  - 2012///
CY  - St. Louis Missouri
PB  - Elsevier/Mosby
KW  - DIAGNOSTIC IMAGING
KW  - RADIOGRAPHY
KW  - PHYSICS
ER  -