Monitoring analysis of collective children unintentional injury in kindergarten in Xicheng district of Beijing from 2005 to 2011.
HE Shu-qing, ZHANG Xiao-wen, WANG Xiao-ping.
journal1 . 2014, (4): 429 -431 .  DOI: 10.11852/zgetbjzz2014-22-04-29