BioTech Biogen Idec Inc (BIIB), Regeneron Pharmaceuticals Inc (REGN), Gilead Sciences, Inc. (GILD) and Celgene Corporation (CELG): Cramer’s Favorite Biotech StocksBy Viki K.July 10, 2014 Biotech stocks such as Biogen Idec Inc (NASDAQ:BIIB), Regeneron Pharmaceuticals Inc (NASDAQ:REGN), Gilead Sciences, Inc. (NASDAQ:GILD) and Celgene Corporation (NASDAQ:CELG)…