Salcher-Konrad M, Naci H, McDaid D, Alladi S, Oliveira D, Fry A, Hussein S, Knapp M, Musyimi CW, Ndetei DM, Lopez-Ortega M, Comas-Herrera A (2019) Effectiveness of interventions for dementia in low-and middle-income countries: protocol for a systematic review, pairwise and network meta-analysis, BMJ Open, 9, 6, e027851.