title: Pulse oximetry: its invention, theory, and future.
authors: Research and Development Laboratory, Nihon Kohden Corporation, 1-31-4 Nishiochiai, Shinjuku-ku, Tokyo 161-8560, Japan.
authors: Takuo
authors: T
authors: Aoyagi
mesh_terms: D006801:Humans; D008954:Models, Biological; D008991:Monitoring, Physiologic / Q000295:instrumentation; D010092:Oximetry / Q000295:instrumentation / Q000379:methods* / Q000639:trends; D015203:Reproducibility of Results; D012680:Sensitivity and Specificity