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.
Jansson-Verkasalo E, Valkama M, Vainionpää L, Pääkkö E, Ilkko E, Lehtihalmes M.Jansson-Verkasalo E, et al. Among authors: paakko e.Folia Phoniatr Logop. 2004 Mar-Apr;56(2):108-19. doi: 10.1159/000076062.Folia Phoniatr Logop. 2004.PMID: 15001826
Pääkkö E, Vainionpää L, Lanning M, Laitinen J, Pyhtinen J.Pääkkö E, et al.Cancer. 1992 Dec 1;70(11):2728-33. doi: 10.1002/1097-0142(19921201)70:11<2728::aid-cncr2820701126>3.0.co;2-7.Cancer. 1992.PMID: 1423204