Ключевые слова: background, bacteria, biology, business, check, choice, concept, condom, correct, desk, diagnosis, disease, do, goal, health, herpes, illness, infection, life, medical, medicine, micro, modern, no, office, ok, opportunity, pallidum, positive, question, red, right, sex, sexual, sexually, sick, sickness, sign, space, std, syphilis, table, top, transmitted, treponema, vote, want, work, yes, you,