Background
malaria
MALARIA
In the Greater Mekong Subregion (GMS), malaria incidence has greatly decreased in the past decade [The available, appropriate diagnostic methods are however not sensitive enough to detect low density Vector control strategies (chiefly insecticide-treated bed nets) were not found to be effective against forest-acquired malaria in the GMS [Forest work in Cambodia is often informal, and sometimes illegal, involving logging or poaching in protected areas [Community engagement is crucial for the implementation of community-based trials in which locally recruited staff play an important role as they are familiar with the local social and cultural context [This article describes the community engagement approach for a chemoprophylaxis trial that recruited forest goers in northeastern Cambodia and discusses the main challenges the trial team faced, how they were addressed, and the impact of community engagement on trial participation. The main outcomes of the trial have been reported elsewhere [