Emergence of new SARS-CoV-2 Variant of Concern Omicron (B.1.1.529) - highlights Africa's research capabilities, but exposes major knowledge gaps, inequities of vaccine distribution, inadequacies in global COVID-19 response and control efforts. (January 2022) - Petersen, Eskild; Ntoumi, Francine; Hui, David S; Abubakar, Aisha; Kramer, Laura D.; Obiero, Christina; Tambyah, Paul Anantharajah; Blumberg, Lucille; Yapi, Richard; Al-Abri, Seif; Pinto, Tatiana de Castro Abreu; Yeboah-Manu, Dorothy; et al.