title: Quantitative flow cytometry: history, practice, theory, consensus, inter-laboratory variation and present status.
authors.affiliation: Center for Biologics Evaluation and Research, United States Food and Drug Administration, Bethesda, MO, USA.
authors.forename: G E
authors.initials: GE
authors.lastname: Marti
authors.forename: V E
authors.initials: VE
authors.lastname: Zenger
authors.forename: R
authors.initials: R
authors.lastname: Vogt
authors.forename: A
authors.initials: A
authors.lastname: Gaigalas
mesh_terms: D002138:Calibration; D005434:Flow Cytometry / Q000266:history / Q000379:methods / Q000592:standards / Q000639:trends; D049674:History, 21st Century; D015588:Observer Variation; D012015:Reference Standards