Graft vs Tumor EffectGingival RecessionGingivoplastyGraft vs Host ReactionConnective TissueTransplantsTooth RootGraft vs Host DiseaseSurgical FlapsGingivaGraft SurvivalTissue EngineeringTissue ScaffoldsGraft Occlusion, VascularMesenchymal Stem Cell TransplantationTransplantation, HomologousGraft vs Leukemia EffectBlood Vessel ProsthesisPolytetrafluoroethyleneTumor Markers, BiologicalTumor Necrosis Factor-alphaTumor BurdenTreatment OutcomeCell Line, TumorTime FactorsVascular Patency