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Volumn 72, Issue 2, 2009, Pages 108-109
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Selection bias in observational studies: Out of control?
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Author keywords
[No Author keywords available]
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Indexed keywords
COMORBIDITY;
DATA BASE;
DEMOGRAPHY;
DISEASE REGISTRY;
EDITORIAL;
MULTIPLE SCLEROSIS;
NONHUMAN;
NONRESPONSE BIAS;
OBSERVATIONAL STUDY;
PRIORITY JOURNAL;
QUESTIONNAIRE;
SAMPLE SIZE;
SAMPLING;
SAMPLING ERROR;
COHORT ANALYSIS;
EPIDEMIOLOGY;
HUMAN;
NOTE;
RANDOMIZATION;
REGISTER;
STANDARD;
STATISTICAL ANALYSIS;
COHORT STUDIES;
COMORBIDITY;
DATA INTERPRETATION, STATISTICAL;
HUMANS;
MULTIPLE SCLEROSIS;
QUESTIONNAIRES;
RANDOM ALLOCATION;
REGISTRIES;
SELECTION BIAS;
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EID: 60549094961
PISSN: 00283878
EISSN: 1526632X
Source Type: Journal
DOI: 10.1212/01.wnl.0000339046.10288.fb Document Type: Editorial |
Times cited : (4)
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References (9)
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