seen from Germany
seen from Germany
seen from Portugal
seen from Malaysia
seen from Algeria
seen from Spain
seen from Yemen
seen from Netherlands
seen from Latvia
seen from China
seen from Romania
seen from Yemen
seen from Netherlands
seen from China
seen from United States
seen from United States
seen from Russia
seen from United States
seen from Brazil
seen from United States
B12 levels were significantly lower at time of diagnosis in patients with PD than in patients with PSP, FTD, and DLB. In PD, AD, and MCI, the rate of B12 decline ranged from − 17 to − 47 pg/ml/year, much greater than that reported for the elderly population.
