Daily, S. C. (2021). Expert: "low blood oxygen when asymptomatic can be fatal" as an invisible killer.
Chicago Style (17th ed.) CitationDaily, Sin Chew. Expert: "Low Blood Oxygen When Asymptomatic Can Be Fatal" as an Invisible Killer. 2021.
MLA (9th ed.) CitationDaily, Sin Chew. Expert: "Low Blood Oxygen When Asymptomatic Can Be Fatal" as an Invisible Killer. 2021.
Warning: These citations may not always be 100% accurate.