APA (7th ed.) Citation

Guardo, G. D. Comments on: Silent hypoxia: pulse oximetry and its relation to COVID-19 in Singapore. Wolters Kluwer – Medknow Publications.

Chicago Style (17th ed.) Citation

Guardo, Giovanni Di. Comments on: Silent Hypoxia: Pulse Oximetry and Its Relation to COVID-19 in Singapore. Wolters Kluwer – Medknow Publications.

MLA (9th ed.) Citation

Guardo, Giovanni Di. Comments on: Silent Hypoxia: Pulse Oximetry and Its Relation to COVID-19 in Singapore. Wolters Kluwer – Medknow Publications.

Warning: These citations may not always be 100% accurate.