||||||||||Sputnik-V (Gam-COVID-Vac Lyo) / Gamaleya Research Institute Enrollment open: Sputnik-HD: Immune Response in Dialysis Patients Vaccinated Against COVID-19 (clinicaltrials.gov) - Mar 29, 2021 P=N/A, N=42, Recruiting, Sponsor: Saint Petersburg State University, Russia Not yet recruiting --> Recruiting