1,039
Views
1
CrossRef citations to date
0
Altmetric
Letter to the Editor

Zinc lozenges may shorten common cold duration

Pages 253-254 | Published online: 09 Jan 2014

References

  • Peters JL, Moreno SG, Phillips B, Sutton AJ. Are we sure about the evidence for zinc in prophylaxis of the common cold? Expert Rev. Respir. Med. 6(1), 15–16; author reply 17 (2012).
  • Singh M, Das RR. Clinical potential of zinc in prophylaxis of the common cold. Expert Rev. Respir. Med. 5(3), 301–303 (2011).
  • Singh M, Das RR. Zinc for the common cold. Cochrane Database Syst. Rev. 2, CD001364 (2011).
  • Vandenbroucke JP. Bias in meta-analysis detected by a simple, graphical test. Experts’ views are still needed. BMJ 316(7129), 469–470; author reply 470 (1998).
  • Tang JL, Liu JL. Misleading funnel plot for detection of bias in meta-analysis. J. Clin. Epidemiol. 53(5), 477–484 (2000).
  • Terrin N, Schmid CH, Lau J. In an empirical evaluation of the funnel plot, researchers could not visually identify publication bias. J. Clin. Epidemiol. 58(9), 894–901 (2005).
  • Lau J, Ioannidis JP, Terrin N, Schmid CH, Olkin I. The case of the misleading funnel plot. BMJ 333(7568), 597–600 (2006).
  • Sterne JA, Sutton AJ, Ioannidis JP et al. Recommendations for examining and interpreting funnel plot asymmetry in meta-analyses of randomised controlled trials. BMJ 343, d4002 (2011).
  • Eby GA. Zinc lozenges: cold cure or candy? Solution chemistry determinations. Biosci. Rep. 24(1), 23–39 (2004).
  • Eby GA. Zinc lozenges as cure for the common cold - a review and hypothesis. Med. Hypotheses 74(3), 482–492 (2010).
  • Hemilä H. Zinc lozenges may shorten the duration of colds: a systematic review. Open Respir. Med. J. 5, 51–58 (2011).

Reprints and Corporate Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

To request a reprint or corporate permissions for this article, please click on the relevant link below:

Academic Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

Obtain permissions instantly via Rightslink by clicking on the button below:

If you are unable to obtain permissions via Rightslink, please complete and submit this Permissions form. For more information, please visit our Permissions help page.