Ballard, Dana H. <br/><br/>
Hierarchic recognition of tumors in chest radiographs with computer / 
Dana H. Ballard 
 - Basel :  Birkhauser Verlag,  1976 
 - 192 p. :  ill. ;  23 cm. 
 - ISR, Interdisciplinary systems research ;  15 .
 - Interdisciplinary systems research ;  15. .
<br/><br/> Originally presented as the author's thesis, University of California, Irvine, 1974 
<br/><br/><label>ISBN: </label>3764308001 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chest--Tumors--Radiography--Data processing<br/>Optical data processing<br/>Medical screening