WEBSITE OF THE WEEKBMJ 1999; 318 doi: https://doi.org/10.1136/bmj.318.7195.1427a (Published 22 May 1999) Cite this as: BMJ 1999;318:1427
- Douglas Carnall
www.healthanswers.com/ This week's subject illustrates the classic problem of medical information on the internet: a surfeit of sites of varying quality. On page 1375 we publish details of a systematic review of trials of treatment of the premenstrual syndrome with vitamin B-6 (pyridoxine) that suggests that, although existing trials are of low quality, the vitamin may be useful …
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