1. Location of the muco-gingival junction 18 years after apically repositioned flap surgery;Ainamo;J Clin Periodontol,1982
2. Coronal positioning of existing gingiva: short term results in the treatment of shallow marginal tissue recession;Allen;J Periodontol,1989
3. Use of the supraperiosteal envelope in soft tissue grafting for root coverage. I. Rationale and technique;Allen;Int J Periodontics Restorative Dent,1994
4. Use of the supraperiosteal envelope in soft tissue grafting for root coverage. II. Clinical results;Allen;Int J Periodontics Restorative Dent,1994
5. Consensus report. Mucogingival therapy;American Academy of Periodontology;Ann Periodontol,1996