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.
Räsänen M, Laitinen T, Kaprio J, Koskenvuo M, Laitinen LA.Räsänen M, et al. Among authors: laitinen t, laitinen la.Allergy. 1998 Sep;53(9):885-90. doi: 10.1111/j.1398-9995.1998.tb03996.x.Allergy. 1998.PMID: 9788691
Koskenvuo K, Broms U, Korhonen T, Laitinen LA, Huunan-Seppälä A, Keistinen T, Autti-Rämö I, Kaprio J, Koskenvuo M.Koskenvuo K, et al. Among authors: laitinen la.Eur Respir J. 2011 Jan;37(1):26-31. doi: 10.1183/09031936.00008910. Epub 2010 Jun 1.Eur Respir J. 2011.PMID: 20516052Free article.