Introduction Transportation is an integral part of our daily lives, giving us access to people,
education, jobs, services, and goods. Our transportation choices and patterns are influenced …

Since the emergence of COVID-19, travel restrictions due to the pandemic have influenced
several activities, in particular the mobility patterns of individuals. Our main goal is to draw …

Prior to the COVID-19 pandemic, transportation barriers prevented millions of Americans
from accessing needed medical care. Then the pandemic disrupted medical and …

Background Due to the COVID-19 pandemic, the Substance Abuse and Mental Health
Services Administration (SAMHSA) has relaxed restrictions on methadone treatment in the …

The ongoing novel coronavirus (COVID-19) pandemic has highlighted the need for
individuals to have easy access to healthcare facilities for treatment as well as vaccinations …

Abstract Background During COVID-19, the Substance Abuse and Mental Health Services
Administration (SAMHSA) allowed Methadone Maintenance Treatment (MMT) programs to …

Studies on the relationship between temperature and local, small scale mobility are limited,
and sensitive to the region and time period of interest. We contribute to the growing mobility …

The COVID-19 pandemic drastically changed our day-to-day life and travel behavior, though
there has been limited understanding of its impacts on disadvantaged, high risk populations …

Background Disruptions and reductions in healthcare services, coupled with infection
concerns in the public, have caused widespread delay in health care during the COVID-19 …

This paper investigates a variant of the dial-a-ride problem (DARP), namely Risk-aware
DARP (RDARP). Our RDARP extends the DARP by (1) minimizing a weighted sum of travel …