Objective: To explore the method and efficacy of classified rehabilitation for the patients with chronic psychopathy in the ward area.

目的：探索在病区内对慢性精神患者实行分类康复的方法及疗效。

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Dr Tony Ward from the North Staffordshire Rehabilitation Centre in the UK has been using botox injections for the same indication in adults with cerebral palsy and multiple sclerosis on an ad hoc basis.

BBC: NEWS | Health | Botox 'helps to prevent drooling'