000 00458nam a2200157Ia 4500
008 140817s9999 xx 000 0 und d
020 _a0-316-76595-3
082 _a614.4
100 _aDavid L Sackett, Brain R Haynes and Peter Tugwell
245 _aClinical Epidemiology : A Basic Science for Clinical Medicine
250 _a--
260 _bBoston: Little Brown and Company
260 _c1985
500 _aDonated by Lions Club Batticaloa
942 _cREF
999 _c658
_d658