https://amref.org/research-papers/factors-affecting-the-utilisation-of-improved-ventilated-latrines-among-communities-in-mtwara-rural-district-tanzania-pan-african-medical-journal-25-december-2012-13-suppl-1-4/
Factors affecting the utilisation of improved ventilated latrines among communities in Mtwara Rural District, Tanzania Pan African Medical Journal. 25 December 2012; 13 (Suppl 1): 4