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GP Webb (2006) Dietary Supplements and Functional Foods. Oxford: Blackwell Publishing Ltd.
F Watanabe , H Katsura , S Takenaka , T Fujita , K Abe , Y Tamura , T Nakatasuka & Y Nakano (1999) Pseudovitamin B12 is the predominant cobalamin of an algal health food, Spirulina tablets. J Agric Food Chem 47, 4736–4741.
RM Douglas , H Hemila , R D'Souza , EB Chalker & B Treacy (2004) Vitamin C for preventing and treating the common cold. The Cochrane Database of Systematic Reviews 2004. issue 4. art. no. CD000980. Chichester, West Sussex: John Wiley.
The MRC Vitamin Study Group (1991) Prevention of neural tube defects: results of the Medical Research Council Vitamin Study. Lancet 338, 131–137.
AF Czeizel & I Dudas (1992) Prevention of first occurrence of neural tube defects by periconceptual vitamin supplementation. N Engl J Med 327, 1832–1835.
TKAB Eskes (1998) Neural tube defects, vitamins and homocysteine. Eur J Pediatr 157, Suppl. 2, S139–S141.
LD Botto , A Lisi , E Robert-Gnansia , JD Erickson , SE Vollset , P Mastroiacovo (2005) International retrospective cohort study of neural tube defects in relation to folic acid recommendations: are the recommendations working? Br Med J 330, 571–576.
C Bassleer , L Rovati & P Franchimont (1998) Stimulation of proteoglycan production by glucosamine sulphate in chondrocytes isolated from human osteoarthritic articular cartilage in vitro. Osteoarthritis Cartilage 6, 427–434.
TE McAlindon , MP La Valley , JP Gulin & DT Felson (2000) Glucosamine and chondroitin for treatment of osteoarthritis: a systematic quality assessment and meta-analysis. JAMA 283, 1469–1475.
RA Riemersma , DA Wood , CCA Macintyre , RA Elton , KF Fey & MF Oliver (1991) Risk of angina pectoris and plasma concentrations of vitamins A, C, and E and carotene. Lancet 337, 1–5.
EB Rimm , MJ Stampfer , A Ascheirio , EL Giovannucci , GA Colditz & WC Willett (1993) Vitamin E consumption and the risk of coronary heart disease in men. N Engl J Med 328, 1450–1455.
MJ Stampfer , CH Hennekens , JE Manson , GA Colditz , B Rosner & WC Willett (1993) Vitamin E consumption and the risk of coronary disease in women. N Engl J Med 328, 1444–1449.
CH Hennekens , JF Buring , JF Manson , M Stampfer , B Rosner , NR Cook (1996) Lack of effect of long-term supplementation with beta-carotene on the incidence of malignant neoplasms and cardiovascular disease. N Engl J Med 334, 1145–1149.
The Alpha-Tocopherol, Beta Carotene Cancer Prevention Study Group (1994) The effect of vitamin E and beta carotene on the incidence of lung cancer and other cancer in male smokers. N Engl J Med 330, 1029–1035.
GS Omenn , GE Goodman , MD Thornquist , J Balmes , MR Cullen , A Glass (1996) Effect of a combination of beta-carotene and vitamin A on lung cancer and cardiovascular disease. N Engl J Med 334, 1150–1155.
JM Rapola , J Virtamo , S Ripatti , JK Huttunen , D Albanes , RR Taylor & OP Heinonen (1997) Randomised trial of alpha-tocopherol and beta-carotene supplements on incidence of major coronary events in men with previous myocardial infarction. Lancet 349, 1715–1720.
DP Vivekanathan , MS Penn , SK Sapp , A Hsu & EJ Topol (2003) Use of antioxidant vitamins for the prevention of cardiovascular disease: meta-analysis of randomised trials. Lancet 361, 2017–2023.
G Bjelakovic , D Nikolova , LL Gluud , RG Simonetti & C Gluud (2007) Mortality in randomized trials of antioxidant supplements for primary and secondary prevention. Systematic review and meta-analysis. JAMA 297, 842–857.
L Poston , AL Briley , PT Seed , FJ Kelly & AH Shennan (2006) Vitamin C and vitamin E in pregnant women at risk for pre-eclampsia (VIP trial): randomised placebo-controlled trial. Lancet 367, 1145–1154.
J Ahluwalia , A Tinker , LH Clapp , MR Duchen , AY Abramov , S Pope , M Nobles & AW Segal (2004) The large-conductance Ca2+-activated K+ channel is essential for innate immunity. Nature 427, 853–859.