Health care deals came fast and furious in April, with several multibillion-dollar transactions in the sector, including Nestlé SA ‘s $11.85 billion agreement to buy Pfizer Inc.’s infant nutrition business [Big Deals, June], the largest deal of the year so far. Below, we list the advisers on three large health care deals signed in April and one signed in May, as well as on Roche Holding Ltd.’s abandoned effort to take over Illumina Inc. —David Marcus

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