TY  - BOOK
AU  - Robert H. Hawes
AU  -  Paul Fockens,
AU  - Shyam Varadarajulu
TI  - Endosonography 
SN  - 978-0-323-22151-1
U1  -  616.07′543 3rd Edition 
PY  - 2015///
CY  - Philadelphia, PA 19103-2899
PB  - Elsevier Saunders 
KW  - 1. Endosonography—methods. 2. Gastrointestinal Neoplasms—ultrasonography
N1  - Includes bibliographical references and index.
ER  -