TY  - BOOK
AU  - World Health Organization, United Nations Environment Programme & ILO
TI  - Principles and methods for assessing allergic hypersensitization associated with exposure to chemicals
SN  - 92-4-157212-4
U1  - 363.7384 WHO/EHC 
PY  - 1999///
CY  - WHO, Geneva
ER  -