3Shabahang S,Torabinejad M,Boyne PP,et al.A comparative study of root-end induction using osteogenic protein-1,calcium hydroxide,and mineral trioxide aggregate in dogs.J Endod,1999,25(1):1-5.
4Steinig TH,Regan JD.Gutmann JL The use and predictable placement of Mineral Trioxide Aggregate in one-visit apexification cases.Aust Endod J,2003,29(1):34-42.
5Walia T,Chawla HS,Gauba K.Management of wide open apices in non-vital permanent teeth with Ca(OH)2 paste.J Clin Pediatr Dent,2000,25(1):51-56.
6Alfred Frank.Therapy for the divergent pulpless tooth by continued apical formation.J Am Dent Assoc,1966,72:87-93.
8Baldassari Cruz LA,Walton RE,Johnson WT.Scanning electron microscopy and histological analysis of an apexification “cap” 0ral Surgery Oral Medicine Oral Pathology,1998,86(4):465-468.
