000 00699 a2200217 4500
005 20250511170353.0
264 0 _c19750820
008 197508s 0 0 eng d
022 _a0093-0415
040 _aNLM
_beng
_cNLM
100 1 _aMason, D T
245 0 0 _aThe perennial challenge to modern clinical investigation.
_h[electronic resource]
260 _bThe Western journal of medicine
_cJun 1975
300 _a517-20 p.
_bdigital
500 _aPublication Type: Journal Article
650 0 4 _aCardiology
650 0 4 _aDelivery of Health Care
650 0 4 _aEthics, Medical
650 0 4 _aSocieties, Medical
773 0 _tThe Western journal of medicine
_gvol. 122
_gno. 6
_gp. 517-20
999 _c1143140
_d1143140