Merck KGaA, Darmstadt, Germany, and Pfizer Announce FDA Orphan Drug Designation for Investigational Immunotherapy Avelumab in Merkel Cell Carcinoma

[Business Wire] – Merck KGaA, Darmstadt, Germany, and Pfizer today announced that the US Food and Drug Administration has granted orphan drug designation for the investigational cancer immunot http://us.rd.yahoo.com/finance/news/rss/story/*http://finance.yahoo.com/news/merck-kgaa-darmstadt-germany-pfizer-110000994.html