TY  - BOOK
AU  -  World Health Organization 
TI  - Principles for evaluating chemical effects on the aged population
SN  - 92 4 157144 6
U1  - SERIALS 
PY  - 1993///
CY  - Geneva
PB  - W H O
KW  - Environmental Exposure
KW  - Aging
N2  -  Aging, Environmental Exposure
ER  -