1. Single-dose administration and the influence of the timing of the booster dose on immunogenicity and efficacy of ChAdOx1 nCoV-19 (AZD1222) vaccine: a pooled analysis of four randomised trials. Issue 10277 (6th March 2021) Authors: Voysey, Merryn; Costa Clemens, Sue Ann; Madhi, Shabir A; Weckx, Lily Y; Folegatti, Pedro M; Aley, Parvinder K; Angus, Brian; Baillie, Vicky L; Barnabas, Shaun L; Bhorat, Qasim E; Bibi, Sagida; Briner, Carmen; Cicconi, Paola; Clutterbuck, Elizabeth A; Collins, Andrea M; Cutland, Clare L; Darton, T... Journal: Lancet Issue: Volume 397:Issue 10277(2021) Page Start: 881 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗