Ключевые слова: 3d, asia, bacteria, bacterium, biology, cancer, cell, china, corona, corona virus, coronavirus, covid, covid19, death, diagnosis, diagnostic, disease, flag, flu, gonorrhea, graphics, health, hiv, hospital, hygiene, incubation, infect, infected, infection, influenza, leukaemia, leukemia, ma virus, medical, mucosa, mucous membranes, organ, organism, patient, saint vincent and the grenadines, science, sick, sickness, symptom, symptoms, therapy, transferable, viroid, virus,