Tietueen sitaatit
APA-viiteOvid Technologies. EBM Reviews: Cochrane Database of Systematic Reviews (COCH) ; Cochrane Central Register of Controlled Trials (CCTR) ; Cochrane Clinical Answers (CCA) ; Cochrane Methodology Register.
Chicago-tyylinen lähdeviittausOvid Technologies. EBM Reviews: Cochrane Database of Systematic Reviews (COCH) ; Cochrane Central Register of Controlled Trials (CCTR) ; Cochrane Clinical Answers (CCA) ; Cochrane Methodology Register.
MLA-viiteOvid Technologies. EBM Reviews: Cochrane Database of Systematic Reviews (COCH) ; Cochrane Central Register of Controlled Trials (CCTR) ; Cochrane Clinical Answers (CCA) ; Cochrane Methodology Register.
Harvard-tyylinen lähdeviittausOvid Technologies. EBM Reviews: Cochrane Database of Systematic Reviews (COCH) ; Cochrane Central Register of Controlled Trials (CCTR) ; Cochrane Clinical Answers (CCA) ; Cochrane Methodology Register.