01706pam a2200433 a 4500 8088 8088 4489432 OSt 20200219154844.0 970613s1998 enka b 001 0 eng c 97022473 0192627457 (hbk) 0192627449 (pbk.) DNLM/DLC DLC DLC RA652.4 .E483 1998 WA 950 E52ca 1998 614.4 ELW 21 Elwood, J. Mark. Critical appraisal of epidemiological studies and clinical trials / J. Mark Elwood. 2nd ed. Oxford ; New York : Oxford University Press, 1998. x, 448 p. : ill. ; 24 cm. Oxford medical publications Rev. ed. of: Causal relationships in medicine / J. Mark Elwood. 1988. Includes bibliographical references (p. 359-371) and index. Epidemiology Research Methodology. Clinical trials. Epidemiology Research Evaluation. Clinical trials Evaluation. Diseases Causes and theories of causation. Epidemiologic Methods. Epidemiology. Clinical Trials. Elwood, J. Mark. Causal relationships in medicine. Publisher description http://www.loc.gov/catdir/enhancements/fy0605/97022473-d.html Table of contents only http://www.loc.gov/catdir/enhancements/fy0605/97022473-t.html 7 cbc orignew 1 ocip 19 y-gencatlg ddc RFT 0 0 ddc 0 0 R-28/5 AIISH AIISH 2020-02-19 0 614.4 ELW 12563 2020-02-19 00:00:00 2020-02-19 RFT