Patient presentation and physician management of upper respiratory tract infections: a retrospective review of over 5 million primary clinic consultations in Hong Kong.

However, nearly all those coded with H71 (otitis media), R72 (streptococcal pharyngitis), R75 (acute sinusitis) and R76 (acute tonsillitis) were almost always prescribed antibiotics, with an increasing trend among R72 and R77.

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