%0 Journal Article %T Using Mobile Health Technology to Improve HIV Care for Persons Living with HIV and Substance Abuse %A Gregory D. Kirk %A Seth S. Himelhoch %A Ryan P. Westergaard %A Curt G. Beckwith %J AIDS Research and Treatment %D 2013 %I Hindawi Publishing Corporation %R 10.1155/2013/194613 %U http://www.hindawi.com/journals/art/2013/194613/