Operations research in global health: a scoping review with a focus on the themes of health equity and impact.

Background: Operations research (OR) is a discipline that uses advanced analytical methods (e.g. simulation, optimisation, decision analysis) to better understand complex systems and aid in decision-making.

Couple-focused support to improve HIV medication adherence: a randomized controlled trial.

Objective: To assess the efficacy of a couple-based intervention to improve medication-taking behavior in a clinic population with demonstrated adherence problems.

Design: A randomized controlled trial (SMART Couples Study) conducted between August 2000 and January 2004.

Setting: Two HIV/AIDS outpatient clinics in New York City.