ELECTIVE SURGERY IN RELATION TO HAY FEVER AND ASTHMA.
D000233:Adenoidectomy; D001249:Asthma; D002648:Child; D017558:Elective Surgical Procedures; D006801:Humans; D009298:Nasal Polyps; D006255:Rhinitis, Allergic, Seasonal; D013514:Surgical Procedures, Operative; D014068:Tonsillectomy
ADENOIDECTOMY; ASTHMA; CHILD; HAY FEVER; NASAL POLYPS; SURGERY, OPERATIVE; TONSILLECTOMY