Epidemiology, etiology, and prevention of periodontal diseases :
Epidemiology, etiology, and prevention of periodontal diseases : report of a WHO scientific group [meeting held in Moscow from 23 November to 2 December 1977]
- Geneva : World Health Organization, 1978.
- 60 p.
- World Health Organization technical report series ; no. 621 .
jap published by: Tokyo : Oral Health Association of Japan. Russian version of nos. 613-636 bound together (barcode no. 00073787).
eng fre rus spa.
jpn.
9241206217
Periodontal diseases.
WU 240
jap published by: Tokyo : Oral Health Association of Japan. Russian version of nos. 613-636 bound together (barcode no. 00073787).
eng fre rus spa.
jpn.
9241206217
Periodontal diseases.
WU 240