Smartphone applications for triaging adults with skin lesions that are suspicious for melanoma by Chuchu, N, Takwoingi, Y, Dinnes, J, Matin, RN, Bassett, O, Moreau, JF, Bayliss, SE, Davenport, C, Godfrey, K, O'Connell, S, Jain, A, Walter, FM, Deeks, JJ, Williams, HC, Cochrane Skin Cancer Diagnostic Test Accuracy Group