TY  - BOOK
AU  - Ayres,Jon
ED  - The British Medical Association
ED  - The British Medical Association 
TI  - Asthma
T2  - Family doctor guide to
SN  - 0751306762
U1  - 616.238 23
PY  - 1999///
CY  - London : 
PB  - Dorling Kindersley , 
KW  - ASthma
ER  -