TY  - GEN
AU  - Elwood, Mark
TI  - Critical Appraisal of Epidemiological Studies and Clinical Trials
SN  - 9780198911258
AV  - RA 652.2 .E49 
PY  - 2025///
CY  - Oxford
PB  - Oxford University Press
KW  - Medical statistics
N1  - Includes Index
ER  -