title: Establishment of the WHO 1st International Standard  ADAMTS13, plasma (12/252): communication from the SSC  of the ISTH.
authors.forename: A R
authors.initials: AR
authors.lastname: Hubbard
authors.forename: A B
authors.initials: AB
authors.lastname: Heath
authors.forename: J A
authors.initials: JA
authors.lastname: Kremer Hovinga
mesh_terms: D051722:ADAM Proteins / Q000097:blood*; D000071120:ADAMTS13 Protein; D015415:Biomarkers / Q000097:blood; D002138:Calibration; D019411:Clinical Laboratory Techniques / Q000592:standards*; D003299:Cooperative Behavior; D004797:Enzyme-Linked Immunosorbent Assay / Q000592:standards*; D031541:Fluorescence Resonance Energy Transfer / Q000592:standards*; D006405:Hematology / Q000592:standards*; D006801:Humans; D007391:International Cooperation; D059021:Laboratory Proficiency Testing / Q000592:standards*; D015588:Observer Variation; D011237:Predictive Value of Tests; D012015:Reference Standards; D015203:Reproducibility of Results; D014944:World Health Organization
chemical_list: D015415:Biomarkers; D051722:ADAM Proteins; D000071120:ADAMTS13 Protein; C099604:ADAMTS13 protein, human