Dr Jim Teo – The Strait Times. Coronavirus: Insight on the proper use of oxygen level tracking device.
Dr Jim Teo, a respiratory physician at The Respiratory Practice, said: “If oximeters are not used properly, they can create unnecessary alarm or even provide a false sense of security. Visiting a doctor will allow for a holistic check-up as oximeter readings alone are not indicative of Covid-19.” see the article here