?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Tancred&rft.au=Tancred%2C+T&rft.aufirst=T&rft.date=13+November+2018&rft.issue=190&rft.issn=2046-4053&rft.atitle=A+systematic+review+and+synthesis+of+theories+of+change+of+school-based+interventions+integrating+health+and+academic+education+as+a+novel+means+of+preventing+violence+and+substance+use+among+students&rft.title=Systematic+Reviews&rft.volume=7&rft.genre=article