Lack of Causal Relationship or Genetic Correlation between Restless Legs Syndrome and Parkinson’s Disease. 

Estiar MASenkevich KYu E, Varghaei P, Krohn L, Bandres-Ciga S, Noyce AJ, Rouleau GA and Gan-Or Z. Lack of Causal Relationship or Genetic Correlation between Restless Legs Syndrome and Parkinson’s DiseaseMovement Disorders. 2021. PubMedPreprint