Which 2019 pharmaceutical merger created the world's largest oncology portfolio at the time, bringing together blockbuster cancer treatments Keytruda and Lynparza under one corporate umbrella?

In the fast-paced world of pharmaceutical development, strategic mergers and acquisitions have dramatically altered the landscape of medical research and drug development. These corporate maneuvers often consolidate research capabilities, expand global reach, and sometimes create the largest treatment portfolios for specific medical conditions. This poll tests your knowledge about one of the most significant pharmaceutical mergers in recent history that changed the dynamics of cancer treatment development.

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Bristol-Myers Squibb's acquisition of Celgene
AbbVie's acquisition of Allergan
Takeda's acquisition of Shire
Pfizer's merger of its Upjohn unit with Mylan to form Viatris