Ключевые слова: adult, african, african american, assistant, background, black, blue, care, confident, copy space, coronavirus, covid 19, epidemic, ethnicity, expression, face, face mask, friendly, good, guy, health care, healthcare, hospital, isolated, job, looking at camera, man, mask, medical, medicine, nurse, pandemic, person, physician, portrait, positive, practitioner, prevention, professional, protection, protective, specialist, standing, stethoscope, studio, uniform, virus, young,