农村孤儿积极心理品质的状况及其对健康危险行为的影响
刘衔华
Status of positive psychological traits in rural orphans and its impact on health risk behaviors
LIU Xian-hua
中国儿童保健杂志 . 2018, (4): 365 -367 .  DOI: 10.11852/zgetbjzz2018-26-04-05