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What is Most common organism causing URT1 in adult- and explain in detail?
Ans. is 'd' i.e., Streptococcus pyogenes o Most common cause of upper respiratory'' tract infection is viral infection. Rhinovirus is the most common cause,o Among the bacteria, group A beta-hemolytic streptococci (streptococcus pyogenes) is the most common cause. And most common type of infection is phary ngitis.