1. Investigating the uptake, effectiveness and safety of COVID-19 vaccines: protocol for an observational study using linked UK national data. Issue 2 (14th February 2022) Authors: Vasileiou, Eleftheria; Shi, Ting; Kerr, Steven; Robertson, Chris; Joy, Mark; Tsang, Ruby; McGagh, Dylan; Williams, John; Hobbs, Richard; de Lusignan, Simon; Bradley, Declan; OReilly, Dermot; Murphy, Siobhan; Chuter, Antony; Beggs, Jillian; Ford, David; Orton, Chris; Akbari, Ashley; Bedston, Stuar... Journal: BMJ open Issue: Volume 12:Issue 2(2022) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗