Robert Williams undergoes meniscus surgery, out 4-6 weeks
Celtics' Robert Williams III undergoes knee surgery, will resume basketball activities in 8-12 weeks
NBA Notebook: Tough Celtics offseason decisions loom outside Jaylen Brown
Grant Williams 'Absolutely' Open to Celtics Return amid NBA Free Agency Rumors, News, Scores, Highlights, Stats, and Rumors
NBA rumors: Celtics free agent Grant Williams undergoes hand surgery – NBC Sports Boston
Grant Williams News - ESPN
O'Neal undergoes thumb surgery
Robert Williams' knee problems surface again with surgery right before training camp
Free-Agent-to-be Grant Williams Undergoes Surgery on Injured Hand - Sports Illustrated Boston Celtics News, Analysis and More