Ключевые слова: adult, air, breath, breathing, care, clinic, closeup, consulting, doctor, doctors, emergency, equipment, er, face, health, healthcare, healthy, help, helping, hospital, insurance, lung, lungs, machine, mask, medic, medical, medicine, modern, natural, nurse, operating room, operation, oxygen, oxygen mask, patient, people, person, professional, room, service, staff, surgeon, surgery, therapy, ventilation, ventilator, worker, working, zoom,