title: Thromboplastin standards.
authors.affiliation: Department of Thrombosis and Hemostasis, Leiden University Medical Center, Leiden, The Netherlands. a.m.h.p.van_den_besselaar@lumc.nl
authors.forename: A M H P
authors.initials: AM
authors.lastname: van den Besselaar
authors.forename: V
authors.initials: V
authors.lastname: Chantarangkul
authors.forename: A
authors.initials: A
authors.lastname: Tripodi