Media type: E-Article Title: Pretreatment Serum Concentrations of 25-Hydroxyvitamin D and Breast Cancer Prognostic Characteristics: A Case-Control and a Case-Series Study Contributor: Yao, Song; Sucheston, Lara E.; Millen, Amy E.; Johnson, Candace S.; Trump, Donald L.; Nesline, Mary K.; Davis, Warren; Hong, Chi-Chen; McCann, Susan E.; Hwang, Helena; Kulkarni, Swati; Edge, Stephen B.; O'Connor, Tracey L.; Ambrosone, Christine B. Published: Public Library of Science (PLoS), 2011 Published in: PLoS ONE Extent: e17251 Language: English DOI: 10.1371/journal.pone.0017251 ISSN: 1932-6203 Keywords: Multidisciplinary Footnote: Access State: Open Access