Tribute to Dr. Takuo Aoyagi, inventor of pulse oximetry | SpringerLink
In the Future, Pulse Oximeters Could Be Wearable and Disposable | mddionline.com
Sensors | Free Full-Text | Comparison between Electrocardiographic and Earlobe Pulse Photoplethysmographic Detection for Evaluating Heart Rate Variability in Healthy Subjects in Short- and Long-Term Recordings | HTML
How does an oximeter read the oxygen level in a finger? - Quora
Tests, scans and investigations, 13. How to undertake pulse oximetry | British Journal of Healthcare Assistants
Pulse Sensor on KickStarter « Adafruit Industries – Makers, hackers, artists, designers and engineers!
Pulse Oximetry: Uses, Readings, and How It Works
Ear-Clip Sensor Pulse Oximeters
Pulse Oximeter for Ear Lobes (PEARL) | Devpost
Pulse Oximetry: Uses, Procedure, Results
Tests to measure your oxygen levels | British Lung Foundation
PDF) Comparison of three different sensor sites on pulse oximetry in critically ill patients
What Is A Pulse Oximeter And How Can It Help Against Covid? | HuffPost UK Life