Clinical epidemiology and evidence based medicine : Fundamental principles of clinical reasoning and research text London Sage Publications 2001 N xxi, 295 hlm. 23 cm EPIDEMIOLOGY 614.4 614.4 Kat c 0761919392 INLIS000000000002122 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)