TY  - SER
AU  - Sicherer-Roetman, A.
AU  - Ramlal, M.
AU  - Voogd, C.E.
AU  - Bloemen, H.J. Th.
TI  - The Fractionation of Extracts of Ambient Particulate Matter  for  Mutagenicity Testing
KW  - Ambient Particulate Organic Matter
KW  - Polynuclear Aromatic Hydrocarbons (Pah)
KW  - Fractionation
ER  -