Impact of vaccination on hospitalization and mortality from COVID-19 in patients with primary and secondary immunodeficiency: The United Kingdom experience oleh Adrian M. Shields, Adrian M. Shields, Susan Tadros, Adam Al-Hakim, Jeremy M. Nell, Me Me Nay Lin, Michele Chan, Sarah Goddard, John Dempster, Magdalena Dziadzio, Smita Y. Patel, Smita Y. Patel, Shuayb Elkalifa, Aarnoud Huissoon, Christopher J. A. Duncan, Archana Herwadkar, Sujoy Khan, Claire Bethune, Suzanne Elcombe, James Thaventhiran, Paul Klenerman, David M. Lowe, David M. Lowe, Sinisa Savic, Siobhan O. Burns, Siobhan O. Burns, Alex G. Richter, Alex G. Richter