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Petty BE, Gillespie AI, Shelly S, Klein AM.Petty BE, et al. Among authors: klein am.J Voice. 2022 Jul;36(4):507-514. doi: 10.1016/j.jvoice.2020.07.002. Epub 2020 Aug 24.J Voice. 2022.PMID: 32854999
Berg EE, Hapner E, Klein A, Johns MM 3rd.Berg EE, et al.J Voice. 2008 Jan;22(1):70-4. doi: 10.1016/j.jvoice.2006.09.002. Epub 2006 Oct 25.J Voice. 2008.PMID: 17070009
Gilman M, Merati AL, Klein AM, Hapner ER, Johns MM.Gilman M, et al. Among authors: klein am.J Voice. 2009 Mar;23(2):225-8. doi: 10.1016/j.jvoice.2007.08.003. Epub 2007 Nov 26.J Voice. 2009.PMID: 18037270
Braden MN, Johns MM 3rd, Klein AM, Delgaudio JM, Gilman M, Hapner ER.Braden MN, et al. Among authors: klein am.J Voice. 2010 Mar;24(2):242-9. doi: 10.1016/j.jvoice.2008.08.003. Epub 2009 May 28.J Voice. 2010.PMID: 19481417
Shewmaker MB, Hapner ER, Gilman M, Klein AM, Johns MM 3rd.Shewmaker MB, et al. Among authors: klein am.J Voice. 2010 May;24(3):308-13. doi: 10.1016/j.jvoice.2008.09.002. Epub 2009 Jun 3.J Voice. 2010.PMID: 19497708Clinical Trial.
White LJ, Hapner ER, Klein AM, Delgaudio JM, Hanfelt JJ, Jinnah HA, Johns MM 3rd.White LJ, et al. Among authors: klein am.J Voice. 2012 Sep;26(5):667.e1-6. doi: 10.1016/j.jvoice.2011.08.011. Epub 2011 Dec 29.J Voice. 2012.PMID: 22209056Free PMC article.
Johnson DM, Hapner ER, Klein AM, Pethan M, Johns MM 3rd.Johnson DM, et al. Among authors: klein am.J Voice. 2014 Nov;28(6):711-5. doi: 10.1016/j.jvoice.2014.03.009. Epub 2014 Jun 21.J Voice. 2014.PMID: 24962230Clinical Trial.
Creighton FX, Hapner E, Klein A, Rosen A, Jinnah HA, Johns MM.Creighton FX, et al.J Voice. 2015 Sep;29(5):592-4. doi: 10.1016/j.jvoice.2013.10.022. Epub 2015 Apr 11.J Voice. 2015.PMID: 25873547Free PMC article.
Kelly Z, Patel AK, Klein AM.Kelly Z, et al. Among authors: klein am.J Voice. 2021 Sep;35(5):789-792. doi: 10.1016/j.jvoice.2020.01.005. Epub 2020 Mar 8.J Voice. 2021.PMID: 32156451