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.
van Steenbergen TJ, Petit MD, Scholte LH, van der Velden U, de Graaff J.van Steenbergen TJ, et al. Among authors: de graaff j.J Clin Periodontol. 1993 May;20(5):340-5. doi: 10.1111/j.1600-051x.1993.tb00370.x.J Clin Periodontol. 1993.PMID: 8388896
van Steenbergen TJ, Van der Velden U, Abbas F, de Graaff J.van Steenbergen TJ, et al. Among authors: de graaff j.J Periodontol. 1991 Apr;62(4):235-41. doi: 10.1902/jop.1991.62.4.235.J Periodontol. 1991.PMID: 1645404
Sastrowijoto SH, van der Velden U, van Steenbergen TJ, Hillemans P, Hart AA, de Graaff J, Abraham-Inpijn L.Sastrowijoto SH, et al. Among authors: de graaff j.J Clin Periodontol. 1990 Apr;17(4):233-42. doi: 10.1111/j.1600-051x.1990.tb00019.x.J Clin Periodontol. 1990.PMID: 2189897
Van der Velden U, Abbas F, Van Steenbergen TJ, De Zoete OJ, Hesse M, De Ruyter C, De Laat VH, De Graaff J.Van der Velden U, et al. Among authors: de zoete oj, de laat vh, de ruyter c, de graaff j.J Periodontol. 1989 Nov;60(11):604-10. doi: 10.1902/jop.1989.60.11.604.J Periodontol. 1989.PMID: 2600747
van Steenbergen TJ, van Winkelhoff AJ, van der Velden U, de Graaff J.van Steenbergen TJ, et al. Among authors: de graaff j.Infection. 1989 May-Jun;17(3):194-6. doi: 10.1007/BF01644029.Infection. 1989.PMID: 2737764
van Winkelhoff AJ, van der Velden U, de Graaff J.van Winkelhoff AJ, et al. Among authors: de graaff j.J Clin Periodontol. 1988 Feb;15(2):116-22. doi: 10.1111/j.1600-051x.1988.tb01004.x.J Clin Periodontol. 1988.PMID: 3279070
van Winkelhoff AJ, van Steenbergen TJ, de Graaff J.van Winkelhoff AJ, et al. Among authors: de graaff j.J Clin Periodontol. 1988 Mar;15(3):145-55. doi: 10.1111/j.1600-051x.1988.tb01561.x.J Clin Periodontol. 1988.PMID: 3280611Review.
Danser MM, van Winkelhoff AJ, de Graaff J, Loos BG, van der Velden U.Danser MM, et al. Among authors: de graaff j.J Clin Periodontol. 1994 Aug;21(7):484-9. doi: 10.1111/j.1600-051x.1994.tb00412.x.J Clin Periodontol. 1994.PMID: 7929861
Raber-Durlacher JE, van Steenbergen TJ, Van der Velden U, de Graaff J, Abraham-Inpijn L.Raber-Durlacher JE, et al. Among authors: de graaff j.J Clin Periodontol. 1994 Sep;21(8):549-58. doi: 10.1111/j.1600-051x.1994.tb01172.x.J Clin Periodontol. 1994.PMID: 7989619