Impact of short-term exposure to fine particulate matter on emergency ambulance dispatches in Japan
Takehiro Michikawa, Kayo Ueda, Ayano Takeuchi, Makoto Kinoshita, Hiromi Hayashi, Takamichi Ichinose, Hiroshi Nitta
J Epidemiol Community Health Jan 2015, 69 (1) 86-91; DOI: 10.1136/jech-2014-203961