PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3958856-0 1986 Seasonal differences in serum vitamin D binding protein in exclusively breast-fed infants: negative relationship to sunshine exposure and 25-hydroxyvitamin D. 25-hydroxyvitamin D 138-157 GC vitamin D binding protein Homo sapiens 30-55