Can motor function uncertainty and local instability within upper-extremity dual-tasking predict amnestic mild cognitive impairment and early-stage Alzheimer's disease? - Hossein Ehsani; Saman Parvaneh; Jane Mohler; Christopher Wendel; Edward Zamrini; Kathy O'Connor; Nima Toosizadeh (Comput. Biol. Medicine, 2020)