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Am J Respir Crit Care Med. 2004 Apr 1;169(7):822-8.(Impact factor 8,12) Lang SM, Fischer R, Stratakis DF, Huber RM. High prevalence of osteoporosis in adult cystic fibrosis patients Dtsch Med Wochenschr. 2004 Jul 9;129(28-29):1551-5. ................
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