00951cam a2200229 i 4500008004100000020001500041040003800056050002300094245010300117250001200220264003900232300004800271336002700319337002800346338002700374500010600401500004500507504005100552650002700603700003300630700005800663210406s1991    xxu   a     b 001 0 eng d  a0316765996  aIQ-NaUAbengcIQ-NaUAdKaLSSerda 4aRA652 b .C55 199100aClinical epidemiology : ba basic science for clinical medicine / cDavid L. Sackett ... [et al.].  a2nd ed. 1aBoston : bLittle, Brown, cc1991.  axvii, 441 p. : bill. (some col.) ; c24 cm  atextbtxt2rdacontenta  aunmediatedbn2rdamedia  avolumebnc2rdacarrier  aRev. ed. of: Clinical epidemiology / David L. Sackett, R. Brian Haynes, Peter Tugwell. 1st ed. c1985.  aFive Critical appraisal cards in pocket.  aIncludes bibliographical references and index. 4aClinical epidemiology.1 aSackett, David L., eEditor.1 aSackett, David L. tClinical epidemiology., eEditor.