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.
Koolen BB, Pijnenburg MW, Brackel HJ, Landstra AM, van den Berg NJ, Merkus PJ, Hop WC, Vaessen-Verberne AA.Koolen BB, et al. Among authors: merkus pj.Eur Respir J. 2011 Sep;38(3):561-6. doi: 10.1183/09031936.00173710. Epub 2011 Mar 15.Eur Respir J. 2011.PMID: 21406508Free article.
Tibosch M, de Ridder J, Landstra A, Hugen C, Brouwer M, Gerrits P, van Gent R, Roukema J, Verhaak C, Merkus P.Tibosch M, et al. Among authors: merkus p.Pediatr Pulmonol. 2012 Oct;47(10):933-40. doi: 10.1002/ppul.22514. Epub 2012 Feb 10.Pediatr Pulmonol. 2012.PMID: 22328345
van der Heijden HH, Brouwer ML, Hoekstra F, van der Pol P, Merkus PJ.van der Heijden HH, et al. Among authors: merkus pj.Pediatr Pulmonol. 2014 Mar;49(3):291-5. doi: 10.1002/ppul.22796. Epub 2013 Mar 26.Pediatr Pulmonol. 2014.PMID: 23532936
van Bragt S, van den Bemt L, Thoonen B, Jacobs J, Merkus P, Schermer T.van Bragt S, et al. Among authors: merkus p.Qual Life Res. 2014 Apr;23(3):927-38. doi: 10.1007/s11136-013-0533-3. Epub 2013 Oct 1.Qual Life Res. 2014.PMID: 24081870