Intended for healthcare professionals

Letters Vitamin D and falls

Calcium is the harmful agent

BMJ 2009; 339 doi: (Published 17 November 2009) Cite this as: BMJ 2009;339:b4819
  1. Helga M Rhein, general practitioner1
  1. 1Sighthill Health Centre, Edinburgh EH11 4AU
  1. helga.rhein{at}

    Meyer and Köpke urge us to consider the “side effects of vitamin D and its toxicity.”1 But the doses considered (400-1100 IU) …

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