{{Cite journal| doi = 10.1055/a-2713-3667| issn = 1439-3824 (Electronic)| volume = 238| issue = 2| pages = 86–92| last1 = Carlens| first1 = J.| last2 = Micic| first2 = S.| last3 = Schwerk| first3 = N.| last4 = Griese| first4 = M.| last5 = Moeller| first5 = A.| last6 = Seidl| first6 = E.| title = Rare Pediatric Pulmonary Diseases: Insights from a Survey of Pediatric Pulmonologists in German-Speaking Countries| date = 2025-11-01| pmid = 41173025}}