Analysis on causes and influencing factors on the untreated rate of two-week illness of left-behind children in rural areas in Chengdu
LU Rui-ge, JIANG Feng-bi, YUAN Xin-qi, ZHOU Jia-ji, XIONG Fu
journal1 . 2020, (4): 460 -463 .  DOI: 10.11852/zgetbjzz2019-0623