Bias and causal associations in observational research. (Q52936961)
Jump to navigation
Jump to search
scientific article published in January 2002
Language | Label | Description | Also known as |
---|---|---|---|
English | Bias and causal associations in observational research. |
scientific article published in January 2002 |
Statements
Bias and causal associations in observational research. (English)
David A Grimes
1 reference
Kenneth F Schulz
1 January 2002
359
9302
248-252