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Meijer HJ, Raghoebar GM, Van 't Hof MA, Visser A, Geertman ME, Van Oort RP.Meijer HJ, et al. Among authors: van t hof ma, van oort rp.Clin Oral Implants Res. 2000 Oct;11(5):441-7. doi: 10.1034/j.1600-0501.2000.011005441.x.Clin Oral Implants Res. 2000.PMID: 11168236Clinical Trial.