The diagnosis of hypersensitivity to antibiotics is rarely confirmed by allergy work‐up in cystic fibrosis patients. - Braun, Camille; Reix, Philippe; Durieu, Isabelle; Nove‐Josserand, Raphaele; Durupt, Stéphane; Ohlmann, Camille; Mainguy, Catherine; Nicolas, Jean‐François; Nosbaum, Audrey; Jubin, Virginie; Kalaycı, Ömer (Pediatric Allergy & Immunology, 2020)