AnnouncementGrand Challenges Explorations Round 20 OpenedSep 6, 2017In the twentieth round of Grand Challenges Explorations, proposals were solicited that target the following challenges: Novel Approaches for Improving Timeliness of Routine Immunization Birthdose and Healthcare Worker Skill in Low-Resource Settings; Healthy Minds for Adolescent Mothers: Achieving Healthy Outcomes for the Family; Innovations for Integrated Diagnostics Systems PrintExplore More Announcements