Portable, consumer‐grade pulse oximeters are accurate for home and medical use: Implications for use in the COVID‐19 pandemic and other resource‐limited environments - Schrading - 2020 - Journal of the American College
Authentic White Finger Pulse Oximeter DP100 Oximeter
WALGREENS FINGERTIP PULSE Oximeter OxyWatch C20 Yellow Blue Case Health Care PO - $10.99 | PicClick