title: Editorial comment.
authors.forename: P
authors.initials: P
authors.lastname: Hoebeke
mesh_terms: D000697:Central Nervous System Stimulants / Q000627:therapeutic use*; D002648:Child; D006801:Humans; D007845:Laughter; D008774:Methylphenidate / Q000627:therapeutic use*; D014549:Urinary Incontinence / Q000188:drug therapy*
chemical_list: D000697:Central Nervous System Stimulants; D008774:Methylphenidate