TY  - SER
AU  - Berstain, Ellen
TI  - 1989 medical and health annual
SN  - 08522294913
SN  - 0363-0366
U1  - 610.5 
PY  - 1989///
CY  - Chicago, Ill.
PB  - Encyclopaedia Britannica
KW  - Medicine Yearbook
ER  -