TY  - BOOK
AU  - Porter,William Guthrie
TI  - Diseases of the throat, nose and ear for practitioners and students 
PY  - 1919///
CY  - Bristol : 
PB  - J. Wright & sons, ltd.  , 
KW  - Throat
KW  - Diseases
KW  - Nose
KW  - Ear
ER  -