EMD Serono, a subsidiary of Merck KGaA, has appointed Allene Diaz, senior vice president, head of U.S. Oncology; Evan Lippman, senior vice president of Neurodegenerative Diseases and Rheumatology; Rami Levin, vice president of marketing, Neurodegenerative Diseases and Rheumatology; and Craig Millian, senior vice president, head of U.S. Fertility, Metabolic Endocrinology and HIV.   “It brings me great pleasure to announce the appointments of Craig, Allene and Rami and to welcome Evan to our organ...