A community study of the effect of polycyclic aromatic hydrocarbon metabolites on heart rate variability based on the Framingham risk score
Yingying Feng, Huizhen Sun, Yuanchao Song, Junzhe Bao, Xiji Huang, Jian Ye, Jing Yuan, Weihong Chen, David C Christiani, Tangchun Wu, Xiaomin Zhang
Occupational and Environmental Medicine May 2014, 71 (5) 338-345; DOI: 10.1136/oemed-2013-101884