TEXTBOOK: ILLNESSES AND THEIR TREATMENT 2020 ARTICLE: Russian Vaccine 2020 DIALOGUES: Dialogues-2020 AUDIO (stories, pp 30-31): 1.13 1.14 1.15 1.16 VIDEO (conversation): At the Doctor’s Office VIDEO: How coronavirus is changing the world: Dialogues 2020 ARTICLE: Russian Vaccine 2020   VIDEO (conversation): At the Doctor’s Office