in Tanzania (Babati, Kiteto, Kongwa, Kilombero, Ifakara, Kilosa, Mvomero, Iringa Rural, Kilolo, Mbarali, Mbeya Rural, and Mbozi)
in Malawi (Dedza, Ntcheu, Mchinji, Lilongwe Rural, and Mangochi)
in Zambia (Chipata, Lundazi, Petauke, Katete, Sinda, Sesheke, Kasungula, and Serenje)
in Ethiopia (4 woredas – Basona Worena (Goshe Bado and Gudo Beret), Sinana (Salka and Ilu-Sanbitu), Lemo (Jawe and Upper-Gana) and Endamehonei (Emba-hazti and Tsibet)
in Ghana (Upper East, Upper West, and Northern regions)
in Mali (Bougouni and Koutiala districts)