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Zirves M, Pfaff H.Zirves M, et al. Among authors: pfaff h.Int J Environ Res Public Health. 2020 Dec 21;17(24):9583. doi: 10.3390/ijerph17249583.Int J Environ Res Public Health. 2020.PMID: 33371397Free PMC article.
Ommen O, Thuem S, Pfaff H, Janssen C.Ommen O, et al. Among authors: pfaff h.Int J Public Health. 2011 Jun;56(3):319-27. doi: 10.1007/s00038-010-0212-x. Epub 2010 Nov 13.Int J Public Health. 2011.PMID: 21076932
Jung J, Ernstmann N, Nitzsche A, Driller E, Kowalski C, Lehner B, Stieler-Lorenz B, Friepörtner K, Schmidt A, Pfaff H.Jung J, et al. Among authors: pfaff h.J Occup Environ Med. 2012 Jan;54(1):23-30. doi: 10.1097/JOM.0b013e318237a1b6.J Occup Environ Med. 2012.PMID: 22157802
Hammer A, Ommen O, Röttger J, Pfaff H.Hammer A, et al. Among authors: pfaff h.J Public Health Manag Pract. 2012 Mar-Apr;18(2):175-80. doi: 10.1097/PHH.0b013e31823dea94.J Public Health Manag Pract. 2012.PMID: 22286287
Ansmann L, Kowalski C, Ernstmann N, Ommen O, Pfaff H.Ansmann L, et al. Among authors: pfaff h.Int J Qual Health Care. 2012 Oct;24(5):501-8. doi: 10.1093/intqhc/mzs048. Epub 2012 Aug 3.Int J Qual Health Care. 2012.PMID: 22864106
Nitzsche A, Pfaff H, Jung J, Driller E.Nitzsche A, et al. Among authors: pfaff h.J Occup Environ Med. 2013 Jan;55(1):67-73. doi: 10.1097/JOM.0b013e31826eefb1.J Occup Environ Med. 2013.PMID: 23222538