The Principles of FESS: A Step-by-Step Guide for the Novice .ical 09-11, 08:30–10:00 (Europe/Istanbul), Young IFOS 2 David Liu This speaker also appears in: The Modern Paradigm for CSF Leak Management: Diagnostic Algorithms and Surgical Techniques CRS outcomes and disease control – Are we doing well? Lien Deshuytere This speaker also appears in: Epistaxis: An Evidence-Based Approach (IC) Axel Wolf Camilo R Van Strahlen