@article{7baa6030ff444585bc932544b7b3b583,
title = "COVID-19 mRNA vaccine effectiveness against hospitalisation and death in veterans according to frailty status during the SARS-CoV-2 delta (B.1.617.2) variant surge in the USA: a retrospective cohort study",
author = "Fei Tang and Hammel, {Iriana S.} and Andrew, {Melissa K.} and Ruiz, {Jorge G.}",
note = "Publisher Copyright: {\textcopyright} 2022 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY-NC-ND 4.0 license",
year = "2022",
month = sep,
doi = "10.1016/S2666-7568(22)00166-0",
language = "English",
volume = "3",
pages = "e589--e598",
journal = "The Lancet Healthy Longevity",
issn = "2666-7568",
publisher = "Elsevier Ltd.",
number = "9",
}