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Schlee, Markus; Ghanaati, Shahram; Willershausen, Ines; Stimmlmayr, Michael; Sculean, Anton; Sader, Robert A (2012). Bovine pericardium based non-cross linked collagen matrix for successful root coverage, a clinical study in human. Head & face medicine, 8, p. 6. London: BioMed Central 10.1186/1746-160X-8-6
