title: Re: "Low 25-hydroxyvitamin D concentrations may explain the link between breast cancer risk and shift work".
authors.affiliation: Department of Epidemiology and Biostatistics, College of Public Health, University of Georgia, Athens, GA, 30602, USA, willahe@uga.edu.
authors.forename: Chunla
authors.initials: C
authors.lastname: He
authors.forename: Sara Wagner
authors.initials: SW
authors.lastname: Robb
mesh_terms: D001943:Breast Neoplasms / Q000209:etiology*; D005260:Female; D006801:Humans; D016273:Occupational Exposure / Q000009:adverse effects*; D020178:Sleep Disorders, Circadian Rhythm / Q000150:complications*