1. Über paralysis agitans in jugentilchem Alter;Willige;Z Gesamte Neurol Psychiatr,1911
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3. Parkinsonism of early onset with diurnal fluctuation;Yamamura,1992
4. Early-onset parkinsonism with diurnal fluctuation – clinicopathological studies;Yamamura;Rinsho Shinkeigaku (Tokyo),1993
5. Clinical manifestations of autosomal recessive early-onset parkinsonism with diurnal fluctuation;Yamamura,1996