Those confounded vitamins: what can we learn from the differences between observational versus randomised trial evidence?
Lawlor
Debbie A
DA
Department of Social Medicine, University of Bristol, UK. d.a.lawlor@bristol.ac.uk
Davey Smith
George
G
Kundu
Devi
D
Bruckdorfer
K Richard
KR
Ebrahim
Shah
S
D000886:Anthropometry; D000975:Antioxidants / Q000627:therapeutic use; D001205:Ascorbic Acid / Q000097:blood / Q000627:therapeutic use; D002318:Cardiovascular Diseases / Q000517:prevention & control; D015984:Causality; D015986:Confounding Factors, Epidemiologic; D015438:Health Behavior; D006801:Humans; D008019:Life Style; D019370:Observation; D016032:Randomized Controlled Trials as Topic; D012107:Research Design; D012959:Socioeconomic Factors
D000975:Antioxidants; D001205:Ascorbic Acid