title: Low yield of outpatient serum folate testing: eleven years of experience.
authors.affiliation: Department of Medicine, Beth Israel Deaconess Medical Center, Boston, Massachusetts.
authors.forename: Jesse
authors.initials: J
authors.lastname: Theisen-Toupal
authors.affiliation: Department of Pathology, Beth Israel Deaconess Medical Center, Boston, Massachusetts.
authors.forename: Gary
authors.initials: G
authors.lastname: Horowitz
authors.affiliation: Medical Service, VA Boston Healthcare System, West Roxbury, Massachusetts.
authors.forename: Anthony
authors.initials: A
authors.lastname: Breu
mesh_terms: D001900:Boston; D005492:Folic Acid / Q000097:blood*; D005494:Folic Acid Deficiency / Q000097:blood* / Q000175:diagnosis*; D006801:Humans; D008163:Luminescent Measurements; D010045:Outpatients / Q000706:statistics & numerical data; D011237:Predictive Value of Tests; D012189:Retrospective Studies
chemical_list: D005492:Folic Acid