TY  - BOOK
AU  - Oral health surveys :
TI  - Oral health surveys
SN  - 9241544937
AV  - MED RK52 .W67
PY  - 1997///
CY  - Geneva
PB  - World Health Organization
KW  - Dental surveys
KW  - Teeth
KW  - Dental Health Surveys
ER  -