TY - JOUR AU - J. Chuang AU - Stephen Wise AU - S. Cao AU - J. Mumford C2 - Environmental Science & Technology DA - 1992-05-01 00:05:00 LA - en M1 - 26 PB - Environmental Science & Technology PY - 1992 TI - Bioassay-Directed Fractionation and Chemical Characterization of One Organic Extract of Indoor Air Fine Particles from Xuan Wei, China with High Lung Cancer Mortality Rate ER -