Ключевые слова: abstract, animal, backdrop, background, cold, concept, danger, death, earth, epidemic, flu, genome, global, h1n1, health, healthcare, human, illness, illustration, incubation, influenza, kill, medical, medicine, nature, news, pandemic, people, pig, piggy, pork, protect, red, risk, safety, sign, silhouette, stop, swine, symbol, symptoms, text, type, vaccine, viral, virus, warning, white, world, worldwide,