Gronkowski suffered serious injuries before Patriots-Buccaneers
4-time champion, All-Pro tight end Rob Gronkowski announces retirement
Where does Rob Gronkowski stand among 10 greatest Patriots of all-time? – Boston Herald
Rob Gronkowski Top 10 Plays of Career
Rob Gronkowski Turns Back the Clock, 2021 Rest of Season Fantasy Outlook Explodes as Top 5 TE - Roto Street Journal
Ten Stats That Prove Rob Gronkowski is the Greatest Tight End of All-Time
Rob Gronkowski Makes Surprising Admission About the Bills
Tom Brady: Rob Gronkowski 'shocked' by former team-mate's retirement aged 45, saying he could still play until he is 50, NFL News
Rob Gronkowski's blocks more than his spikes are getting it done for the Bucs - The Washington Post
Rob Gronkowski Announces He's Retiring From NFL for a Second Time!, Football, Rob Gronkowski