"Northeastern United States" . "Epidemiology of COVID-19 Among Incarcerated Individuals and Staff in Massachusetts Jails and Prisons" . "New England" . "COVID-19 pandemic-related lists" . "States of the United States" . "States of the East Coast of the United States" . "COVID-19 pandemic by country" . "Penology" . "2019 disasters by country" . "2020 disasters by country" . "Prisons" . "States and territories established in 1788" . "Penal system in the United States" . "Incarceration rates in the United States" . . "Massachusetts" . "1788 establishments in the United States" . "Total institutions" .