title: Letter: Parotitis during orthodontic treatment.
mesh_terms: D002648:Child; D005260:Female; D006190:Haemophilus / Q000302:isolation & purification; D006801:Humans; D008297:Male; D009061:Mouth Mucosa / Q000382:microbiology; D009109:Mumps virus / Q000302:isolation & purification; D009967:Orthodontic Appliances / Q000009:adverse effects*; D014066:Palatine Tonsil / Q000382:microbiology; D010306:Parotid Gland / Q000382:microbiology; D010309:Parotitis / Q000209:etiology*; D018139:Simplexvirus / Q000302:isolation & purification; D013291:Streptococcus