Myoclonic seizures have a significantresistance, about 60% of patients satisfied with the efficacy of drug treatment available.
肌阵挛发作具有明显的抗药性,约有60%的患者药物治疗可获得满意的疗效。
2
A tier-one country has confirmed resistance; a tier-two country is one that neighbours or has a significant migrant flow from a tier-one country. Tier three includes everywhere else, including Africa.