TY  - BOOK
AU  - Seaton , A.   .
AU  - Crofton and Douglas,  .
TI  - Crofton & Douglas`s Respiratory Diseases / 
U1  - 616.2 
PY  - 1997///
CY  -  : 
PB  - Blackwell Science , 
KW  - Medicine
KW  - Medical Science
ER  -