TY - BOOK AU - Ballard,Dana H. TI - Hierarchic recognition of tumors in chest radiographs with computer T2 - ISR, Interdisciplinary systems research SN - 3764308001 PY - 1976/// CY - Basel PB - Birkhauser Verlag KW - Chest KW - Tumors KW - Radiography KW - Data processing KW - Optical data processing KW - Medical screening N1 - Originally presented as the author's thesis, University of California, Irvine, 1974 ER -