COVID-19 vaccination antibody responses in patients with aplastic anaemia and paroxysmal nocturnal haemoglobinuria. Issue 8 (August 2022) - Pike, Alexandra; McKinley, Claire; Forrest, Briony; Scott, Rebecca; Charlton, Emily; Scott, Emma; Zhakata, Tapiwa; Harland, Mark; Clarke, Deborah; Davies, John R; Toogood, Aurora; Houghton, Nicola; et al.