An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Poppe B, Atung Z, Chofor G, Blechschmidt A, Djouguela A, Kollhoff R, Rubach A, Harder D.Poppe B, et al.Z Med Phys. 2005;15(4):287-91. doi: 10.1078/0939-3889-00261.Z Med Phys. 2005.PMID: 16422358German.
Djouguela A, Harder D, Kollhoff R, Rühmann A, Willborn KC, Poppe B.Djouguela A, et al. Among authors: poppe b.Z Med Phys. 2006;16(3):217-27. doi: 10.1078/0939-3889-00317.Z Med Phys. 2006.PMID: 16986461
Chofor N, Harder D, Looe HK, Kapsch RP, Kollhoff R, Willborn K, Rühmann A, Poppe B.Chofor N, et al. Among authors: poppe b.Z Med Phys. 2009;19(4):252-63. doi: 10.1016/j.zemedi.2009.05.006. Epub 2009 Jun 21.Z Med Phys. 2009.PMID: 19962083
Chofor N, Harder D, Willborn K, Rühmann A, Poppe B.Chofor N, et al. Among authors: poppe b.Z Med Phys. 2011 Sep;21(3):183-97. doi: 10.1016/j.zemedi.2011.02.002. Epub 2011 May 6.Z Med Phys. 2011.PMID: 21530198Free article.
Chofor N, Harder D, Poppe B.Chofor N, et al. Among authors: poppe b.Z Med Phys. 2012 Sep;22(3):181-96. doi: 10.1016/j.zemedi.2012.05.001. Epub 2012 May 31.Z Med Phys. 2012.PMID: 22658451Free article.