Related Organizations U.S. Organizations: Immune Deficiency Foundation (IDF) Join PI Connect to support research: IDF’s PIConnect/ePHR The Jeffrey Modell Foundation US Immunodeficiency Network Clinical Immunology Society Global: International Patient Organisation for Primary Immunodeficiencies World PI Week European: ESID – European Society for Immunodeficiencies Primary Immunodeficiency UK (PID UK) Australia: Immune Deficiencies Foundation Australia Bloody Long Way Canada: Association des Patients Immunodéficients du Québec (APIQ) Canadian Immunodeficiencies Patient Organization (CIPO)