TY  - BOOK
AU  - World Health Organization
TI  - IPCS (Environmental health criteria no - 228): principles and methods for the assessment of risk from essential trace elements
SN  - 92-4-157228-0
U1  - 614.87 
PY  - 2002///
CY  - Geneva
PB  - UNEP and World Health Organization
KW  - IPCS
KW  - Public health -- Epidemiology
N1  - Gift; IPCS, public health, chemical hazards, epidemiology
ER  -