000 00387nam a2200133Ia 4500
008 180712s9999 xx 000 0 und d
020 _a727918001
082 _a616
_bCLI
245 _aCLINICAL evidence: the international source of the best available evidence for e
260 _aLondon
_bBMJ pub. Group
_c2003
300 _axxiv, 1576 p.
650 _aEvidence based medicine
942 _cR
999 _c8434
_d8434