Fig. 1From: Response to three doses of the Pfizer/BioNTech BNT162b2 COVID-19 vaccine: a retrospective study of a cohort of haemodialysis patients in FranceStudy timeline. It should be noted that not all participants received three doses of vaccine, and that the vaccination dates varied from one participant to another. Hence, the figure shows the sequence of events for a typical participant with three doses and two serology assaysBack to article page