TY  - BOOK
AU  - Kremkau,Frederick W.
AU  - Forsberg,Flemming
TI  - Sonography: principles and instruments 
SN  - 9780323322713
PY  - 2016///], ©2016
CY  - St. Louis
PB  - Elsevier
KW  - Ultrasonography
KW  - methods
KW  - instrumentation
N1  - In process PDAL; Includes bibliographical references and index
ER  -