000 00300cam a2200121 4500
001 14620049
008 050330t xxu||||| |||| 00| 0 eng d
020 _aEBD
022 _a14620049
100 _aRICHARDS, DEREK (ed)
245 0 _aEvidence-based Dentistry
260 _aLondon
_bNature Publishing Group
999 _c22940
_d22940