TY - JOUR A1 - Luttmann-Gibson, H A1 - Suh, H H A1 - Coull, B A A1 - Dockery, W D A1 - Sarnat, S E A1 - Schwartz, J A1 - Stone, P H A1 - Gold, D R T1 - Short-term effects of air pollution on heart rate variability in senior adults in Steubenville, Ohio. Y1 - 2006/08/ N1 - R827353 N1 - R827353C003 N1 - R826780 N1 - R832416 VL - 48 IS - 8 SP - 780 EP - 788 ER -