Borges: NFL takes big hit with Chris Borland”s retirement – Boston Herald
Patrick Willis discussed toe injury and recovery - Niners Nation
49ers are one win from reaching Super Bowl at last
Patrick Willis discussed toe injury and recovery - Niners Nation
Patrick Willis: Hungry for More
Happy for that he was able to make the best decision for him, but such a huge “what could have been” 7 years ago today : r/49ers
Ex-49ers LB Patrick Willis reflects on decision to retire: 'It was the right time' : r/nfl
49ers LB Patrick Willis retiring after injury-shortened season – New York Daily News
Miller determined to stay with 49ers
49ers' Patrick Willis denied in bid for Pro Football Hall of Fame
49ers' Patrick Willis lost for season (w/video)
49ers' Patrick Willis reportedly injures right hand in practice, will undergo X-ray Thursday
49ers LB Patrick Willis retiring after injury-shortened season – New York Daily News