Bessere Schulbildungsbedingungen durch Basishygiene und bessere Trinkwasserversorgung in Zentral-Burundi Improved schooling conditions through basic hygiene and better access to drinking water in central Burundi Bessere Schulbildungsbedingungen durch Basishygiene und bessere Trinkwasserversorgung in Zentral-Burundi Improved schooling conditions through basic hygiene and better access to drinking water in central Burundi Bessere Schulbildungsbedingungen durch Basishygiene und bessere Trinkwasserversorgung in Zentral-Burundi Improved schooling conditions through basic hygiene and better access to drinking water in central Burundi