TY  - BOOK
AU  - Crofton,  John
AU  - Douglas, Andrew
TI  - Respiratory diseases
SN  - 9971909537
U1  - 616.2 
PY  - 1984///
CY  - Singapore
PB  - P G Publishing
KW  - RESPIRATORY DISEASES
KW  - Respiratory Diseases-Text Books
ER  -