Ключевые слова: abbreviation, acronym, anticoagulant, antiphospholipid, blood, calculation, clots, collect, definition, education, fast, hand, health, heart, inr, international, learn, made, marker, medical, medication, medicine, normal, normalized, oral, patient, phrase, prosthetic, prothrombin, ratio, receiving, sample, standardize, syndrome, teaching, term, test, text, thromboembolism, time, use, valve, venous, word,