Letters Cycling and health

Pernicious use of surrogate markers

BMJ 2011; 342 doi: http://dx.doi.org/10.1136/bmj.d302 (Published 19 January 2011) Cite this as: BMJ 2011;342:d302

I am delighted that the BMJ recognises the importance of bicycles to international health.1 However, the article is seriously flawed. First reports in a new field tend to be the most cited, regardless of subsequent and contrary evidence from better designed studies. Why has the BMJ allowed open access to this work? Now, rather than …

View Full Text

Sign in

Log in through your institution

Free trial

Register for a free trial to thebmj.com to receive unlimited access to all content on thebmj.com for 14 days.
Sign up for a free trial