The supportive outcome of periodontal non-surgical therapy to severe chronic periodontitis accompanied with malformed lingual groove in lateral incisor for 6 years: A case report
LI Zheng1, KANG Jun2
West China Journal of Stomatology . 2011, (03): 327 -329 .  DOI: 10.3969/j.issn.1000-1182.2011.03.027