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.
Groot CA, Lammers JW, Molema J, Festen J, van Herwaarden CL.Groot CA, et al. Among authors: festen j.Eur Respir J. 1992 Oct;5(9):1075-82.Eur Respir J. 1992.PMID: 1330678Clinical Trial.
van Haren EH, Lammers JW, Festen J, van Herwaarden CL.van Haren EH, et al. Among authors: festen j.Eur Respir J. 1992 Oct;5(9):1083-8.Eur Respir J. 1992.PMID: 1426217
van Haren EH, Lammers JW, Festen J, Heijerman HG, Groot CA, van Herwaarden CL.van Haren EH, et al. Among authors: festen j.Respir Med. 1995 Mar;89(3):209-14. doi: 10.1016/0954-6111(95)90249-x.Respir Med. 1995.PMID: 7746914Free article.Clinical Trial.
Dekhuijzen PN, Bootsma GP, Wielders PL, van den Berg LR, Festen J, van Herwaarden CL.Dekhuijzen PN, et al. Among authors: festen j.Eur Respir J. 1997 Dec;10(12):2749-53. doi: 10.1183/09031936.97.10122749.Eur Respir J. 1997.PMID: 9493655Free article.Clinical Trial.
van Haren EH, Lammers JW, Festen J, van Herwaarden CL.van Haren EH, et al. Among authors: festen j.Eur Respir J. 1991 Mar;4(3):301-7.Eur Respir J. 1991.PMID: 1830849