Investigation of oral health status of 3808 middle-aged and elder subjects in yinchuan of Ningxia Hui autonomous region
TIAN Wen
MA Min
ZHANG Ying
ZHANG Jing
HUANG Yong-qing
Keywords：the middle-aged and eldersoral health investigationcariesperiodontal diseasesmissing tooth
Publication Date：2013-01-01
Pages：4( 659-661,665 )