PURPOSE To provide real-world evidence on risks and outcomes of breakthrough COVID-
19 infections in vaccinated patients with cancer using the largest national cohort of COVID …

Importance Patients with cancer are known to have increased risk of COVID-19
complications, including death. Objective To determine the association of COVID-19 …

Background Vaccination is an important preventive health measure to protect against
symptomatic and severe COVID-19. Impaired immunity secondary to an underlying …

Background People with cancer are at increased risk of hospitalisation and death following
infection with SARS-CoV-2. Therefore, we aimed to conduct one of the first evaluations of …

Importance Limited data have been presented to examine breakthrough SARS-CoV-2
infections, hospitalizations, and mortality in vaccinated patients with cancer in the US …

Summary Background Breakthrough SARS-CoV-2 infections following vaccination against
COVID-19 are of international concern. Patients with cancer have been observed to have …

Purpose Patients with cancer have an increased risk of coronavirus disease 2019 (COVID-
19) and an attenuated responses to various vaccines. This meta-analysis aims to assess the …

Importance Patients with cancer are at increased risk for severe COVID-19, but it is unknown
whether SARS-CoV-2 vaccination is effective for them. Objective To determine the …

Abstract Background Although SARS-CoV-2 vaccines immunogenicity in patients with
cancer has been investigated, whether they can significantly improve the severity of COVID …

Importance Patients with cancer have an increased risk of severe disease and mortality from
COVID-19, as the disease and antineoplastic therapy cause reduced vaccine …