TY - GEN AU - Blekher,Tanya AU - Weaver,Marjorie AU - Rupp,Jason AU - Nichols,William C AU - Hui,Siu L AU - Gray,Jacqueline AU - Yee,Robert D AU - Wojcieszek,Joanne AU - Foroud,Tatiana TI - Multiple step pattern as a biomarker in Parkinson disease SN - 1873-5126 PY - 2009///1012 KW - Aged KW - Analysis of Variance KW - Attention KW - Biomarkers KW - Female KW - Fixation, Ocular KW - Glycine KW - genetics KW - Humans KW - Leucine-Rich Repeat Serine-Threonine Protein Kinase-2 KW - Male KW - Memory KW - physiology KW - Middle Aged KW - Mutation KW - Neuropsychological Tests KW - Parkinson Disease KW - diagnosis KW - Photic Stimulation KW - Protein Serine-Threonine Kinases KW - Reaction Time KW - Saccades KW - Serine KW - Siblings N1 - Publication Type: Journal Article; Research Support, N.I.H., Extramural; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1016/j.parkreldis.2009.01.002 ER -