Media type: E-Article Title: Homozygous CFTR mutation M348K in a boy with respiratory symptoms and failure to thrive. Disease-causing mutation or benign alteration? Contributor: Hentschel, Julia; Riesener, Gabriele; Nelle, Heike; Stuhrmann, Manfred; Schöner, Anja; Sommerburg, Olaf; Fritzsching, Eva; Mall, Marcus A.; von Eggeling, Ferdinand; Mainz, Jochen G. imprint: Springer Science and Business Media LLC, 2012 Published in: European Journal of Pediatrics Language: English DOI: 10.1007/s00431-012-1672-1 ISSN: 0340-6199; 1432-1076 Keywords: Pediatrics, Perinatology and Child Health Origination: Footnote: