1. A study of the treatment of infected and necrotic primary teeth;Velling;J Dent Child,1961
2. Formocresol in vital and nonvital teeth—a clinical study;Droter;J Dent Child,1963
3. Pulpectomy procedure for deciduous teeth with severe pulpal necrosis;O'Riordan;J Am Dent Assoc,1979
4. An evaluation of pulpal therapy in primary incisors;Coll;Pediatr Dent,1988
5. A retrospective radiographic evaluation of primary molar pulpectomies;Barr;Pediatr Dent,1991