Effectiveness of a chatbot in improving the mental wellbeing of health workers in Malawi during the COVID-19 pandemic: A randomized, controlled trial. oleh Eckhard Kleinau, Tilinao Lamba, Wanda Jaskiewicz, Katy Gorentz, Ines Hungerbuehler, Donya Rahimi, Demoubly Kokota, Limbika Maliwichi, Edister Jamu, Alex Zumazuma, Mariana Negrão, Raphael Mota, Yasmine Khouri, Michael Kapps