Tracking the burden, distribution, and impact of Post-COVID conditions in diverse populations for children, adolescents, and adults (Track PCC): passive and active surveillance protocols. - Jones, Resa M.; Andrews, Jennifer G.; Dalton, Alexandra F.; Dixon, Brian E.; Dzomba, Bari J.; Fernando, Shane I.; Pogreba-Brown, Kristen M.; Ortiz, Miguel Reina; Sharma, Vinita; Simmons, Nicole; Saydah, Sharon H.; Slen, Joshua; et al. (BMC Public Health, 2024)