Fig. 2From: Characteristics of childhood allergic diseases in outpatient and emergency departments in Shanghai, China, 2016–2018: a multicenter, retrospective studyThe constituent ratio of comorbidities in asthma. Abbreviations: RRTI, recurrent respiratory tract infection; AC, allergic conjunctivitis; AR, allergic rhinitis; TD, tic disorder; ADHD, attention-deficit hyperactivity disorder; LRTI, lower respiratory tract infection; URTI, upper respiratory tract infection; UTI, urinary tract infectionBack to article page