Ключевые слова: abbreviation, accounting, analysis, assumption, background, blood, break, business, calculation, central, company, constant, contribution, control, cost, cvp, decision, disease, economy, even, factor, finance, fixed, health, healthcare, income, industry, management, margin, medical, medicine, method, operating, partner, performance, point, pressure, price, produce, production, profit, relationship, revenue, sale, unit, value, variable, venous, volume, word,