Efficacy of mobile phone intervention to increase male partner antenatal care attendance for HIV testing in Moshi municipal, Tanzania: a randomized controlled trial oleh Angela Lyimo, Blandina Mmbaga, Ashraf Mahmoud, Wilson Saimon Eliamini, Nicolaus Bartholomew Ngowi, Modesta Mitao, Godwin Pancras, Evangelista Malindisa, Paulo Kidayi, Donaldson F. Conserve, John Bartlett, Bruno Sunguya, Eligius Lyamuya, Benson Kidenya, Emmanuel Balandya, James Samwel Ngocho