%0 Journal Article %K General Social Sciences %B Campbell Systematic Reviews %D 2021 %G eng %I Wiley %N 4 %R 10.1002/cl2.1194 %T Interventions promoting uptake of water, sanitation and hygiene (WASH) technologies in low‐ and middle‐income countries: An evidence and gap map of effectiveness studies %U https://onlinelibrary.wiley.com/doi/epdf/10.1002/cl2.1194 %V 17