Ключевые слова: art, board, bottle, business, care, challenge, chess, chessboard, competition, concept, coronavirus, covid, covid19, danger, defend, defense, discussion, drug, epidemic, game, heal, health, health care, healthcare, ideas, immunity, insurance, leader, medic, medical, medicine, pawn, plan, politic, prevention, protection, quarantine, queen, research, risk, safety, sars, science, strategy, treatment, vaccination, vaccine, vial, virus, win,