TY  - BOOK
AU  - Senker, Cath
TI  - Leeches to lasers: : a timeline of medicine
SN  - 9780716635420
U1  - 909 
PY  - 2016///
CY  - Chicago, IL
PB  - World Book
KW  - History
KW  - Miscellanea
KW  - Inventions
KW  - Medicine
N1  - Includes index
ER  -