Reps, Jenna M ; Kim, Chungsoo ; Williams, Ross D...
Reps , J M , Kim , C , Williams , R D , Markus , A F , Yang , C , Duarte-Salles , T , Falconer , T , Jonnagaddala , J , Williams , A , Fernández-Bertolín , S , DuVall , S L , Kostka , K , Rao , G , Shoaibi , A , Ostropolets , A , Spotnitz , M E , Zhang , L , Casajust , P , Steyerberg , E W , Nyberg , F , Kaas-Hansen , B S , Choi , Y H , Morales , D , Liaw , S T , Fernandes Abrahão , M T , Areia , C , Matheny , M E , Lynch , K E , Aragón , M , Park , R W , Hripcsak , G , Reich , C G , Suchard , M A , You , S C , Ryan , P B , Prieto-Alhambra , D & Rijnbeek , P R 2021 , ' Implementation of the COVID-19 vulnerability index across an international network of health care data sets : Collaborative external validation study ' , JMIR Medical Informatics , vol. 9 , no. 4 , e21547 . https://doi.org/10.2196/21547.  , 2021