Francis A Plummer

Cell phones: tightening the communication gap in resource-limited antiretroviral programmes?

Richard T Lester, R. Lester, L. Gelmon, 2006, AIDS.

The HAART cell phone adherence trial (WelTel Kenya1): a randomized controlled trial protocol

William Jack, Richard T Lester, Rosemary Nguti, 2009, Trials.