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STROBE and STREGA: instruments for improving transparency and quality of reporting scientific results

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  1. Stampfer MJ, Colditz GA. Estrogen replacement therapy and coronary heart disease: a quantitative assessment of the epidemiological evidence. Prev Med. 1991;20:47–63. doi:10.1016/0091-7435(91)90006-P.

    Article  CAS  PubMed  Google Scholar 

  2. Hulley S, Grady D, Bush T, Furberg C, Herrington D, Riggs B, et al. Randomized trial of estrogen plus progestin for secondary prevention of coronary heart disease in postmenopausal women. Heart and Estrogen/progestin Replacement Study (HERS) Research Group. JAMA. 1998;280(7):605–13. doi:10.1001/jama.280.7.605.

    Article  CAS  PubMed  Google Scholar 

  3. Low AK, Russell LD, Holman HE, Shepherd JM, Hicks GS, Brown CA. Hormone replacement therapy and coronary heart disease in women: a review of the evidence. Am J Med Sci. 2002;324(4):180–4. doi:10.1097/00000441-200210000-00003.

    Article  PubMed  Google Scholar 

  4. Bjelakovic G, Nikolova D, Gluud LL, Simonetti RG. Gluud Antioxidant supplements for prevention of mortality in healthy participants and patients with various diseases. C Cochrane Database Syst Rev. 2008;16(2):CD007176.

    Google Scholar 

  5. von Elm E, Altman DG, Egger M, Pocock SJ, Gøtzsche P, Vandenbroucke JP. The Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) statement: guidelines for reporting observational studies. PLoS Med. 2007; 4:e296.

    Article  Google Scholar 

  6. Parr CL, Hjartåker A, Scheel I, Lund E, Laake P, Veierød MB. Comparing methods for handling missing values in food-frequency questionnaires and proposing k nearest neighbours imputation: effects on dietary intake in the Norwegian Women and Cancer study (NOWAC). Public Health Nutr. 2008;11(4):361–70. doi:10.1017/S1368980007000365.

    Article  PubMed  Google Scholar 

  7. Little J. STREGA group STROBE extension to genetic association studies: STREGA (Strengthening the reporting of genetic association studies). Eur J Epidemiol. 2008.

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Correspondence to Dag Steinar Thelle.

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Thelle, D.S. STROBE and STREGA: instruments for improving transparency and quality of reporting scientific results. Eur J Epidemiol 24, 7 (2009).

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  • Hormone Replacement Therapy
  • Important Research Issue
  • Imputation Error
  • Initiative Trial
  • Counter Sale