Serological responses to SARS-CoV-2 in urban and rural Ghana: Antibody waning and implications for long-term population immunity - George Agyei; Philip El-Duah; Rexford Mawunyo Dumevi; Therese Muzeniek; Sherihane Aryeetey; Brice Armel Nembot Fogang; Jonathan M. Gmanyami; Augustina Angelina Sylverken; Yaw Adu-Sarkodie; Richard Odame Phillips; Michael Owusu; Christian Drosten (PLoS ONE, 2026)