共 40 条
[1]
[Anonymous], 2012, HLTH BEHAVIOUR SCH A
[2]
[Anonymous], SVENSKA SKOLBARNS HA
[3]
[Anonymous], 2002, CATEGORICAL DATA ANA, DOI DOI 10.1002/0471249688.CH6
[5]
Connell RW, 1996, TEACH COLL REC, V98, P206
[7]
Diehl Katharina, 2017, Int J Adolesc Med Health, V31, DOI 10.1515/ijamh-2017-0079