000 00511nam a22001937a 4500
999 _c148742
_d148741
005 20201116120028.0
008 201012b ||||| |||| 00| 0 eng d
041 _aEN
082 _223
_a617.6
_bWOR
110 _983692
_aWorld Health Organization
245 _aExperiment in dental care
260 _aGeneva:
_bWorld Health Organization;
_c1951
300 _a87 p.
440 _9108629
_aMonograph series 04
500 _aIncludes reference.
509 _aNS
650 4 _94604
_aDentistry
942 _cPR