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.
Zwart DL, Steerneman AH, van Rensen EL, Kalkman CJ, Verheij TJ.Zwart DL, et al.BMJ Qual Saf. 2011 Feb;20(2):121-7. doi: 10.1136/bmjqs.2009.033472. Epub 2011 Jan 5.BMJ Qual Saf. 2011.PMID: 21209136
Zwart DL, Heddema WS, Vermeulen MI, van Rensen EL, Verheij TJ, Kalkman CJ.Zwart DL, et al.BMJ Qual Saf. 2011 Oct;20(10):857-62. doi: 10.1136/bmjqs.2010.045484. Epub 2011 May 21.BMJ Qual Saf. 2011.PMID: 21602562
Verbakel NJ, Van Melle M, Langelaan M, Verheij TJ, Wagner C, Zwart DL.Verbakel NJ, et al. Among authors: zwart dl.Int J Qual Health Care. 2014 Dec;26(6):585-91. doi: 10.1093/intqhc/mzu074. Epub 2014 Aug 1.Int J Qual Health Care. 2014.PMID: 25085256