Garry A. Nicholson has been appointed senior vice president, general manager of Pfizer’s newly created Oncology Business Unit. Reporting to Ian Read, president of Pfizer Worldwide Pharmaceutical Operations, Mr. Nicholson will serve as head of the company’s oncology franchise, with direct responsibility for clinical development, medical affairs, commercial development, sales and marketing.     “Garry is a highly regarded and accomplished executive whose experience in the global oncology ...