… co-authored by Yale’s Mushfiq Mobarak and Saad Omer, COVID-19 vaccine acceptance is significantly higher in low- and … more than 44,000 people in the United States, Russia, and 10 low- and middle-income countries (LMICs) across Asia, … South America, administered between June 2020 and January 2021. Respondents were asked about their willingness to take …