TY  - BOOK
AU  - Porter,Roy
TI  - The greatest benefit to mankind :a medical history of humanity from antiquity to thepresent
SN  - 9780006374541
AV  - R131 P59 
PY  - 1997///
CY  - London
PB  - HarperCollins
KW  - Medicine
KW  - Social medicine
ER  -