Gaseous air pollution and emergency hospital visits for hypertension in Beijing, China: a time-stratified case-crossover study.
Guo
Yuming
Y
School of Public Health and Institute of Health and Biomedical Innovation, Queensland University of Technology, Kelvin Grove, Brisbane, Queensland 4059, Australia. ymguo@yahoo.cn
Tong
Shilu
S
Li
Shanshan
S
Barnett
Adrian G
AG
Yu
Weiwei
W
Zhang
Yanshen
Y
Pan
Xiaochuan
X