title: Statistics puzzle.
authors.forename: Angela Callwood
authors.initials: AC
authors.lastname: Brown
mesh_terms: D014408:Biomarkers, Tumor / Q000378:metabolism*; D001943:Breast Neoplasms / Q000378:metabolism / Q000401:mortality*; D005260:Female; D006801:Humans; D011379:Prognosis; D011960:Receptors, Estrogen / Q000378:metabolism*; D014481:United States
chemical_list: D014408:Biomarkers, Tumor; D011960:Receptors, Estrogen