Niphon PoungvarinMahidol University2018-07-122018-07-122008-12-01Practical Neurology. Vol.8, No.6 (2008), 393-39514747766147477582-s2.0-56849098845https://repository.li.mahidol.ac.th/handle/20.500.14594/19433Mahidol UniversityMedicineArticleSCOPUS10.1136/jnnp.2008.164087