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Twardzik E, Duchowny K, Gallagher A, Alexander N, Strasburg D, Colabianchi N, Clarke P.Twardzik E, et al.Gait Posture. 2019 Feb;68:437-442. doi: 10.1016/j.gaitpost.2018.12.028. Epub 2018 Dec 20.Gait Posture. 2019.PMID: 30594872
Stulberg EL, Twardzik E, Kim S, Hsu CW, Xu Y, Clarke P, Morgenstern LB, Lisabeth LD.Stulberg EL, et al.Neurology. 2021 May 25;96(21):e2599-e2610. doi: 10.1212/WNL.0000000000011988. Epub 2021 Apr 28.Neurology. 2021.PMID: 33910941Free PMC article.