title: Falsely low plasma human chorionic gonadotropin (hCG) concentrations: Corrective actions implemented.
authors.affiliation: Department of Pathology, Stanford University, Stanford, CA 94305-5627, United States.
authors.forename: Allison Jeanne
authors.initials: AJ
authors.lastname: Zemek
authors.affiliation: Department of Pathology, Stanford University, Stanford, CA 94305-5627, United States.
authors.forename: Jenny
authors.initials: J
authors.lastname: Hoffmann
authors.affiliation: Clinical Chemistry Service, Stanford University Medical Center, Stanford, CA 94305-5627, United States.
authors.forename: Ranilo
authors.initials: R
authors.lastname: Rieta
authors.affiliation: Department of Pathology, Stanford University, Stanford, CA 94305-5627, United States. Electronic address: rbowen@stanfordhealthcare.org.
authors.forename: Raffick A R
authors.initials: RA
authors.lastname: Bowen
mesh_terms: D006063:Chorionic Gonadotropin / Q000097:blood*; D018997:Chorionic Gonadotropin, beta Subunit, Human / Q000097:blood; D003951:Diagnostic Errors; D005188:False Negative Reactions; D006801:Humans
chemical_list: D006063:Chorionic Gonadotropin; D018997:Chorionic Gonadotropin, beta Subunit, Human