TY - JOUR A1 - Lund, S. A1 - Rasch, V. A1 - Hemed, M. A1 - Boas, I.M. A1 - Said, A. A1 - Said, K. A1 - Makundu, M.H. A1 - Nielsen, B.B. T1 - Mobile phone intervention reduces perinatal mortality in Zanzibar: Secondary outcomes of a cluster randomized controlled trial Y1 - 2014b DO - 10.2196/mhealth.2941 VL - 2 IS - 1 ER -