1. Abitbol T, Santi E, Scherer W (1995) Use of a resin-ionomer in guided tissue regeneration: case reports. Am J Dent 8:267–269
2. Abitbol T, Santi E, Scherer W, Palat M (1996) Using a resin-ionomer in guided tissue regenerative procedures: technique and application – case reports. Periodontal Clin Investig 18:17–21
3. Abraham LC, Zuena E, Perez-Ramirez B, Kaplan DL (2008) Guide to collagen characterization for biomaterial studies. J Biomed Mater Res B Appl Biomater 87(1):264–285
4. Ahuja A, Ali J, Rachman S (2006) Biodegradable periodontal intrapocket device containing metronidazole and amoxicillin: formulation and characterization. Pharmazie 61:25–29
5. Aichelmann-Reidy ME, Reynolds MA (2008) Predictability of clinical outcomes following regenerative therapy in intrabony defects. J Periodontol 79:387–393