Dental Health Education for School Children and its Evaluation by Visible Plaque Index and Gingival Bleeding Index
Visible Plaque Index(VPI), Gingival Bleeding Index(GBI)による児童を対象とした歯科保健指導の評価

Hajimu Tsuji
1986 Shoni shikagaku zasshi. The Japanese journal of pedodontics  
doi:10.11411/jspd1963.24.4_683 fatcat:hnotobfdxbea7iqybggc76uvxi