Ключевые слова: alertness, alive, artery, assistance, blood, cardiology, clinic, computer graphic, concepts, continent, design, donate, donor, donor day, drip, elements, first, globe, graph, greeting card, grungy, health, heart, heartbeat, help, hope, hospital, human, illness, illustration, infographic, insignia, life, medical, medicine, microscope, paramedic, people, poster, pulse, save, science, symbol, vein, volunteer, web, world, world blood donor day, world donor day, world map,