Additional file 4: of Study protocol: realist evaluation of effectiveness and sustainability of a community health workers programme in improving maternal and child health in Nigeria Tolib Mirzoev Enyi Etiaba Bassey Ebenso Benjamin Uzochukwu Ana Manzano Obinna Onwujekwe Reinhard Huss Nkoli Ezumah Joseph Hicks James Newell Timothy Ensor 10.6084/m9.figshare.c.3636512_D2.v1 https://springernature.figshare.com/articles/dataset/Additional_file_4_of_Study_protocol_realist_evaluation_of_effectiveness_and_sustainability_of_a_community_health_workers_programme_in_improving_maternal_and_child_health_in_Nigeria/4441640 Ethical approvals from the University of Nigeria. (ZIP 1568 kb) 2016-06-07 05:00:00 Realist evaluation Community health workers Maternal and child health Conditional cash transfer Nigeria Mixed methods Health systems research