Busy male physician working with papers and having phone conversation in his office

general practitioner medical clinic doctor medical exam lab coat stethoscope hospital heathcare medicine prescription patient adult student educational exam professional occupation workplace illness discussion planning occupation using phone men 20-29 years care portrait person arabia people mobile phone young adult symptom smart phone adult explaining 30-39 years russia males communication 50-59 years 40-49 years child 4k problems sitting telephone advice adults only lifestyles indoors wireless