Yankees' Anthony Rizzo on IL with 'likely' concussion, injury traced to collision two months earlier
Yankees' Anthony Rizzo shut down with post-concussion syndrome - ESPN
Yankees' Anthony Rizzo expects to play again this season - Newsday
Yankees' Anthony Rizzo injury update after 'massive' headaches
Chicago Tribune
Yankees first baseman Anthony Rizzo, who declined vaccine with Cubs, tests positive for COVID-19
MLB News Story - Yankees first baseman Anthony Rizzo shut down for the season with post-concussion syndrome
Yankees Shut Down First Baseman Anthony Rizzo for Season After Continuous Effects of Concussion