AI	Artificial intelligence
AGE	Advanced glycation end products
ARDS	Acute respiratory distress syndrome
AU	Arbitrary units
ECLIA	Electro-chemiluminescence assay
GDP	Gross domestic product
Hc	Heavy chain
HCWs	Health care workers,
HSA	Human serum albumin
Ig	Immunoglobulin
MALDI-ToF MS	Matrix assisted laser desorption ionization—time of flight.
ML	Machine learning
PCR	Polymerase chain reaction
RBD	Receptor binding domain
SA	Sinapinic acid
TCEP	Tris(2-carboxyethyl)phosphine