b'4 Retention.Aftertheinvestmentofrecruitmentandscreening, keeping participants on trial, whether for an extended stay or return visits, is fundamental. At Altasciences, everything we do is designed to keep participants safe and comfortable. They are well informed, and understand how essential their participation is to clinical research and drug development. In addition, our purpose-built facilities and services (high speed Wi-Fi, TV and movies, books, and other activities, tasty meals, well-appointed overnight areas) encourage participants to stay engaged.5 COVID-19 Safety.Ensuring that study processes and participation are efficient, thorough, and above all, safe, must be top of mind as clinical trials continue in the reality of COVID-19. Our processes have been adapted and redesigned accordingly, to respect all applicable guidelines. Sanitation and social distancing are vital elements of any activity, to ensure the health and safety of our staff and potential participants.With 95% full panels delivered year after year, Altasciences record speaksforitself.Ourdedicated,in-houseparticipantrelationship managementteamsarealwaysavailablemanagingtheneedsof sponsors and participants throughout every step of the study.'