bibliographic entry 1244069 [be/1244069]
https://w3id.org/oc/corpus/be/1244069

is a

• bibliographic reference

content

• Holick, M.F. Vitamin d deficiency, N. Engl. J. Med, 2007, 357, 266, 281, DOI: 10.1056/NEJMra070553, PMID: 17634462

references

• https://w3id.org/oc/corpus/br/167790