5Lindquist LW, Carlsson GE, Jemt T .Association between marginal bone loss around osseointegrated mandibular implants and smoking habits: a 10-year follow-up stydy. J Dent Res, 1997,76 (10) :1667- 74.
6Jones J K, Triplett R G. The relationship of cigarette smoking to impaired intraoral wound healing:a review of evidence and im-plications for patient care. J Oral Maxillofac Surg,1992, 50 (3) :237-9.
