TY  - BOOK
ED  - Welch Allyn
TI  - A guide to the use of diagnostic instruments in eye, ear, nose and throat examinations
U1  - 617.8 
PY  - 1991///
CY  - New York 
PB  - Welch Allyn 
KW  - Otolaryngology
KW  - Diagnosis
N1  - Cover title
ER  -