Low serum uric acid levels are associated with the nonmotor symptoms and brain gray matter volume in Parkinson’s disease

[11] Tambasco N(1992)Accuracy of clinical diagnosis of idiopathic Parkinson’s disease: a clinico-pathological study of 100 cases J Neurol Neurosurg Psychiatry 55 181-184

[12] Berardelli A(2017)Serum uric acid levels and freezing of gait in Parkinson’s disease Neurol Sci 38 955-960

[13] Wenning GK(2004)Movement Disorder Society Task Force on Rating Scales for Parkinson’s, Movement Disorder Society Task Force report on the Hoehn and Yahr staging scale: status and recommendations Mov Disord 19 1020-8

[14] Antonini A(2012)Validation of the MDS-UPDRS part I for nonmotor symptoms in Parkinson’s disease Mov Disord 27 79-83

[15] Berg D(2007)A fast diffeomorphic image registration algorithm Neuroimage 38 95-113

[16] Bloem BR(2015)Uric acid relates to dopamine transporter availability in Parkinson’s disease Acta Neurol Scand 131 127-131

[17] Bonifati V(2007)Low plasma uric acid level in Parkinson’s disease Mov Disord 22 1133-1137

[18] Brooks D(2008)Metabolomic profiling to develop blood biomarkers for Parkinson’s disease Brain 131 389-96

[19] Burn DJ(1994)Uric acid is reduced in the substantia nigra in Parkinson’s disease: effect on dopamine oxidation Brain Res Bull 33 419-25

[20] Colosimo C(2016)The relation of serum uric acid levels with Neurol Sci 37 743-747

[11] Tambasco N(1992)Accuracy of clinical diagnosis of idiopathic Parkinson’s disease: a clinico-pathological study of 100 cases J Neurol Neurosurg Psychiatry 55 181-184

[12] Berardelli A(2017)Serum uric acid levels and freezing of gait in Parkinson’s disease Neurol Sci 38 955-960

[13] Wenning GK(2004)Movement Disorder Society Task Force on Rating Scales for Parkinson’s, Movement Disorder Society Task Force report on the Hoehn and Yahr staging scale: status and recommendations Mov Disord 19 1020-8

[14] Antonini A(2012)Validation of the MDS-UPDRS part I for nonmotor symptoms in Parkinson’s disease Mov Disord 27 79-83

[15] Berg D(2007)A fast diffeomorphic image registration algorithm Neuroimage 38 95-113

[16] Bloem BR(2015)Uric acid relates to dopamine transporter availability in Parkinson’s disease Acta Neurol Scand 131 127-131

[17] Bonifati V(2007)Low plasma uric acid level in Parkinson’s disease Mov Disord 22 1133-1137

[18] Brooks D(2008)Metabolomic profiling to develop blood biomarkers for Parkinson’s disease Brain 131 389-96

[19] Burn DJ(1994)Uric acid is reduced in the substantia nigra in Parkinson’s disease: effect on dopamine oxidation Brain Res Bull 33 419-25

[20] Colosimo C(2016)The relation of serum uric acid levels with Neurol Sci 37 743-747