DOI:
10.1055/s-00030576
Revista Brasileira de Ginecologia e Obstetrícia / RBGO Gynecology and Obstetrics
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References
Hagenau T, Vest R, Gissel TN. , et al.
Global vitamin D levels in relation to age, gender, skin pigmentation and latitude: an ecologic meta-regression analysis.
Osteoporos Int 2009;
20 (01) 133-140
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