Warren Buffett's Berkshire Hathaway reveals stakes in AbbVie, Merck, Pfizer, and other 'big pharma' stocksBusiness Insider • 11/16/20
AbbVie to Highlight Blood Cancer Leadership and Advancing Oncology Pipeline at the ASH 62ND Annual MeetingPRNewsWire • 11/05/20
AbbVie Inc.'s (ABBV) CEO Rick Gonzalez on Q3 2020 Results - Earnings Call TranscriptSeeking Alpha • 10/30/20