青岛市崂山区8~9岁儿童错畸形调查分析
杨晶, 李亚祯, 刘颖, 张强, 袁晓
Epidemiological survey of malocclusion in 8-9 year-old children in Qingdao Laoshan district
YANG Jang, LI Ya-zhen, LIU Ying, ZHANG Qiang, YUAN Xiao
上海口腔医学 . 2019, (3): 284 -287 .  DOI: 10.19439/j.sjos.2019.03.012