NEW YORK, Feb. 29, 2016 /PRNewswire/ — Immune Pharmaceuticals Inc. (NASDAQ: IMNP), “Immune”, a clinical-stage biopharmaceutical company, and the International Pemphigus & Pemphigoid Foundation (IPPF) announce support for Rare Disease Day and their continued efforts to raise awareness of bullous diseases, including Bullous Pemphigoid. February 29 is unique not only as a “leap day,” that falls…