Christina M Abrams, Natalia Davila, Cathy Melvin, Sherif M. Badawy, Michael B Potter, Robert Gibson, Allison A King, Victor R. Gordeuk, Chinonyelum Nwosu, Jerlym S. Porter, Sophie Li, Jeffrey A. Glassberg, Richard Lottenberg, Lisa Klesges, Nirmish Shah, Jane S Hankins. Engagement with Incharge App - a Mobile Health Intervention to Improve Adherence to Hydroxyurea Among Individuals with Sickle Cell Disease. Blood. 2023 Nov 28; 142(Supplement 1):1144.