Electronic Data Management for Vaccine Trials in Low Resource Settings: Upgrades, Scalability, and Impact of ODK oleh Michael Marks, Sham Lal, Hannah Brindle, Pierre-Stéphane Gsell, Matthew MacGregor, Callum Stott, Martijn van de Rijdt, Guillermo Gutiérrez Almazor, Suman Golia, Conall Watson, Abdourahamane Diallo, Alhassane Toure, Catherine Houlihan, Patrick Keating, Patrick Keating, Hélène Martin, Ana-Maria Henao Restrepo, Yaw Anokwa, Chrissy H. Roberts