Fig. 2From: A cluster randomised controlled trial of two rounds of mass drug administration in Zanzibar, a malaria pre-elimination setting—high coverage and safety, but no significant impact on transmissionFlow chart of participation in the first and second rounds of MDA. HH household, MDA mass drug administration, DP dihydroartemisinin-piperaquine, DOT directly observed treatment, SLD PQ single low-dose primaquineBack to article page