title: [Diagnostic difficulties in pertussis].
mesh_terms: D002675:Child, Preschool; D003951:Diagnostic Errors; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D012140:Respiratory Tract Diseases / Q000175:diagnosis; D014917:Whooping Cough / Q000175:diagnosis*
vernacular_title: Trudności diagnostyczne w krztuścu.