Maintenance of Skills, Competencies, and Performance in Allergy and Clinical Immunology: Time to Lay the Foundation for a Universal Approach oleh Todor A. Popov, MD, PhD, Dennis Ledford, MD, Richard Lockey, MD, Ruby Pawankar, MD, PhD, James T. Li, MD, Hae Sim Park, MD, phD, Werner Pichler, MD, PhD, Noel Rodriguez Perez, MD, Paolo Tassinari, MD, Fulvio Braido, MD, Sami Bahna, MD, DrPH, Dirceu Solé, MD, PhD, Connie Katelaris, MD, PhD, Stephen Holgate, MD, DSc