Analysis of SARS-CoV-2 Emergent variants following AZD7442 (tixagevimab/cilgavimab) for early outpatient treatment of COVID-19 (TACKLE trial) by Kijak, GH, Ahani, B, Arbetter, D, Chuecos, F, Gopalakrishnan, V, Beloor, J, Brady, T, Nguyen, A, Roe, TL, Schuko, N, Zhang, T, Hobbs, FDR, Padilla, F, Kelly, EJ, Montgomery, H, Streicher, K