Physical activity, respiratory physiotherapy practices, and nutrition among people with primary ciliary dyskinesia in Switzerland – a cross-sectional survey - Yin Ting Lam; Eva S. L. Pedersen; Leonie D. Schreck; Leonie Hüsler; Helena Koppe; Fabiën N. Belle; Christian Clarenbach; Philipp Latzin; Claudia E. Kuehni; Myrofora Goutaki (Swiss Medical Weekly, 2022)