Michaëlsson K ,Melhus H ,Warensjö Lemming E ,Wolk A ,Byberg L. Long term calcium intake and rates of all cause and cardiovascular mortality: community based prospective longitudinal cohort study. BMJ 2013;346:f228
- OPEN ACCESS: All research articles are freely available online, with no word limit. Find out more about the BMJ's open access policy. Submit your paper.
- Find out how study types differ in our How to read a paper section.
- Impact factor latest: The BMJ's impact factor is now 17.215. Submit your paper to the world's fourth most cited general medical journal.
- Browse BMJ Open's collection of research papers on global health