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.
Sorri M, Mäki-Torkko E, Alho OP.Sorri M, et al.Acta Otolaryngol. 1995 Mar;115(2):193-5. doi: 10.3109/00016489509139290.Acta Otolaryngol. 1995.PMID: 7610803Clinical Trial.
Maki-Torkko E, Sorri M, Jarvelin MR.Maki-Torkko E, et al.Public Health. 1997 Mar;111(2):93-6. doi: 10.1016/s0033-3506(97)90008-1.Public Health. 1997.PMID: 9090284
Sorri M, Mäki-Torkko E, Järvelin MR, Oja H.Sorri M, et al.Acta Otolaryngol. 1997 Mar;117(2):179-81. doi: 10.3109/00016489709117764.Acta Otolaryngol. 1997.PMID: 9105443
Maki-Torkko E, Sorri M, Jarvelin MR.Maki-Torkko E, et al.Public Health. 1998 Jan;112(1):47-51. doi: 10.1038/sj.ph.1900427.Public Health. 1998.PMID: 9490889