{{Cite journal| doi = 10.1515/cclm-2014-0748| issn = 1437-4331 (Electronic) 1434-6621 (Linking)| volume = 53| issue = 4| pages = 521–39| last1 = Schuetz| first1 = P.| last2 = Marlowe| first2 = R. J.| last3 = Mueller| first3 = B.| title = The prognostic blood biomarker proadrenomedullin for outcome prediction in patients with chronic obstructive pulmonary disease (COPD): a qualitative clinical review| journal = Clin Chem Lab Med| date = 2014-09-26| pmid = 25252756}}