Magnesium grafiek en tabel

 

https://journals.sagepub.com/doi/10.1177/026010600301700201?url_ver=Z39.88-2003&rfr_id=ori:rid:crossref.org&rfr_dat=cr_pub%20%200pubmed

 

https://efsa.onlinelibrary.wiley.com/doi/10.2903/j.efsa.2015.4186