Fig. 3From: Developing and testing a Corona VaccinE tRiAL pLatform (COVERALL) to study Covid-19 vaccine response in immunocompromised patientsIn the electronic data capture system of the Swiss HIV Cohort Study (SHCS), communication tools with the trial platform are embedded. A Nested studies including lists of eligible patients can be created. B Inclusion of the eligible patients is tracked in the SHCS. C On the specific patient page, nested studies for which the patient is eligible are shownBack to article page