Ключевые слова: 3d, antigua and barbuda, asia, bacteria, bacterium, biology, cancer, cell, china, corona, corona virus, coronavirus, death, diagnosis, diagnostic, disease, dna, flag, flu, gonorrhea, graphics, health, hiv, hospital, hygiene, incubation, infect, infected, infection, influenza, leukaemia, leukemia, ma virus, medical, mucosa, mucous membranes, nature, organ, organism, patient, science, sick, sickness, symptom, symptoms, therapy, transferable, viroid, virus,