Mathematical modeling of SARS-CoV-2 variant substitutions in European countries: transmission dynamics and epidemiological insights - de Rioja, VL; Perramon-Malavez, A; Alonso, S; Andrés, C; Antón, A; Bordoy, AE; Càmara, J; Cardona, P; Català, M; López, D; Martí, S; Martró, E; et al. (Frontiers in Public Health, 2024)