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Koehler U, Funck R, Fus E, Grimm W, Heitmann J, Hoffmann J, Peter JH, Schäfer H.Koehler U, et al.Dtsch Med Wochenschr. 1995 Oct 6;120(40):1369-73. doi: 10.1055/s-2007-1024346.Dtsch Med Wochenschr. 1995.PMID: 7555655Review.German.No abstract available.
Koehler U, Fus E, Grimm W, Pankow W, Schäfer H, Stammnitz A, Peter JH.Koehler U, et al.Eur Respir J. 1998 Feb;11(2):434-9. doi: 10.1183/09031936.98.11020434.Eur Respir J. 1998.PMID: 9551750Free article.Clinical Trial.
Koehler U, Trautmann M, Trautmann R, Tabarelli O, Cassel W, Heitmann J, Peter JH.Koehler U, et al.Z Kardiol. 1999 Jun;88(6):410-7. doi: 10.1007/s003920050303.Z Kardiol. 1999.PMID: 10441811German.
Koehler U, Becker HF, Grimm W, Heitmann J, Peter JH, Schäfer H.Koehler U, et al.Am Heart J. 2000 Jan;139(1 Pt 1):142-8. doi: 10.1016/s0002-8703(00)90321-1.Am Heart J. 2000.PMID: 10618575
Nolte JE, Dette F, Cassel W, Riese C, Augsten M, Koehler U.Nolte JE, et al. Among authors: koehler u.Pneumologie. 2010 Apr;64(4):241-5. doi: 10.1055/s-0029-1243965. Epub 2010 Apr 7.Pneumologie. 2010.PMID: 20376769Free article.Review.German.