Epidemiological survey of childhood asthma in Kunming City, China
QI Zhi-Ye, DUAN Jing, ZHANG Quan, CAO Zhi-Lan, DAI Mei, XIONG Jing-Jing, MO Ya-Xiong, LU Ping
CJCP . 2014, (9): 910 -913 .  DOI: 10.7499/j.issn.1008-8830.2014.09.009