TY - JOUR A1 - Claiborn, C S A1 - Larson, T A1 - Sheppard, L T1 - Testing the metals hypothesis in Spokane, Washington. Y1 - 2002/08/ N1 - R827355C008 N1 - R827355 N1 - R828678C010 JF - ENVIRONMENTAL HEALTH PERSPECTIVES J1 - ENVIRON HEALTH PERSP J2 - Environ.Health Perspect. J3 - Environ Health Perspect J4 - Environmental Health Perspectives VL - 110 IS - Suppl 4 SP - 547 EP - 552 ER - TY - JOUR A1 - Kim, E A1 - Larson, T V A1 - Hopke, P K A1 - Slaughter, C A1 - Sheppard, L E A1 - Claiborn, C T1 - Source identification of PM2.5 in an arid Northwest U.S. city by positive matrix factorization. Y1 - 2003/05/ N1 - R832415 N1 - R827354 N1 - R827354C001 N1 - R827355C008 N1 - R827355 N1 - R827355C009 N1 - R828678C010 JF - ATMOSPHERIC RESEARCH J1 - ATMOS RES J2 - Atmos.Res. VL - 66 IS - 4 SP - 291 EP - 305 ER - TY - JOUR A1 - Kim, E A1 - Hopke, P K A1 - Larson, T V A1 - Covert, D S T1 - Analysis of ambient particle size distributions using Unmix and positive matrix factorization. Y1 - 2004/01/1 N1 - R827354C002 N1 - R832415 N1 - R827354 N1 - R827354C001 N1 - R827355C008 N1 - R827355 N1 - R827355C004 JF - ENVIRONMENTAL SCIENCE & TECHNOLOGY J1 - ENVIRON SCI TECHNOL J2 - ENVIRONMENTAL SCIENCE & TECHNOLOGY J3 - Enviornmenal Research VL - 38 IS - 1 SP - 202 EP - 209 ER -