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020 _a92-4-154216-0
035 _a5754
041 _aENG
082 _a616.314
100 _aWorld Health Organization
245 0 _aOral health surveys
_bbasic methods
250 _a3rd
260 _aGeneva
_bWorld Health Oraganization
_c1987
300 _a53
500 _aGift
505 _aWHO, international health, pathology, global disease
650 _aWHO
_bPathology -- Internal medicine
942 _cBK
999 _c5752
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