1. Therapy for the divergent pulpless tooth by continued apical formation;Frank;JADA,1966
2. Nonsurgical therapy for the perforative defect of internal resorption;Frank;JADA,1973
3. Resorption, perforations, and fractures;Frank;Dent Clin North Am,1974
4. Calcium hydroxideinduced root healing;Stewart;JADA,1975
5. Clinical procedures promoting apical closure and arrest of external root resorption in non-vital permanent incisors;Cvek,1973