The influence of COVID-19 pandemic lockdown on the physical performance of professional soccer players: An example of German and Polish leagues - Radziminski, L.; Padrón-Cabo, A.; Konefal, M.; Chmura, P.; Szwarc, A.; Jastrzebski, Z. (International Journal of Environmental Research and Public Health, 2021)
Keywords: soccer; high performance sport; professional sport; Germany; Poland; performance; virus; competition; break; disease; tracking; sports medicine; Switzerland; sport games; biological and medical sciences