8Parkinson Study Group. Effects of tocopherol and deprenyl on the progression of disability in early Parkinson' s disease. N Engl J Med, 1993, 328 : 176-183.
9Hauser RA, Lew MF, Hurtig HI, et al. Long-term outcome of early versus delayed rasagiline treatment in early Parkinson' s disease. Mov Disord, 2008, 24:562-571.
10Bonuccelli U, Pavese N. Role of dopamine agonists in Parkinson' s disease : an update. Expert Rev Neurother, 2007, 7 : 1391-1399.
3Birkmayer W,Riederer P. Parkinson,s disease - biochemistry clin-ical pathology and treatment[M]. New York: Springer - Verlag,1980:154 - 155.
4Willis AW. Parkinson disease in the elderly adult[J]. Mo Med,2013(5):406 -410.
5Lindroos E,Saarela RK,Soini H,et al. Caregiver - reported swal-lowing difficulties,malnutrition,and mortality among older peoplein assisted living facilities[J]. J Nutr Health Aging,2014,18( 7):718 - 722.
6Sheard JM, Ash S,Silburn PA,et al. Prevalence of malnutrition inParkinson,s disease: A systematic review [J]. Nutr Rev,2011,69(9):520 - 532.
7Keller HH, 0stbye T,Goy R. Nutritional risk predicts quality oflife in elderly community - living Canadians[J]. J Gerontol A BiolSci Med Sci,2004(59A) : 68 - 74.
8Sheard JM, Ash S, Mellick GD,e? al. Improved nutritional statusis related to improved quality of life in Parkinson9 s disease[J].BMC Neurol,2014,14:212.
9Boussolle E,Borson F,Gonzalez de Suso JM,^ al. Augmentationdeladepense energetque aucours delamaladie de Parkinson [ J].Rev Neurol, 1991,147 :46 - 51.
10Toth MJ, Fishman P, Poehlman ET. Free - living daily energyexpenditure in patients with Parkinson,s disease[J], Neurology,1997,48:88 - 91.