Stratified Simple Random Sampling Versus Volunteer Community-Wide Sampling for Estimates of COVID-19 Prevalence. - Keith, Rachel J.; Holm, Rochelle H.; Amraotkar, Alok R.; Bezold, Megan M.; Brick, J. Michael; Bushau-Sprinkle, Adrienne M.; Hamorsky, Krystal T.; Kitterman, Kathleen T.; Palmer, Kenneth E.; Smith, Ted; Yeager, Ray; Bhatnagar, Aruni (American Journal of Public Health, 2023)