PT - JOURNAL ARTICLE AU - Robert D Henderson AU - Matthew S Devine TI - Assessing the upper motor neurone: novel UMN biomarkers are needed for clinical trials AID - 10.1136/jnnp-2021-327948 DP - 2022 Jan 01 TA - Journal of Neurology, Neurosurgery & Psychiatry PG - 3--3 VI - 93 IP - 1 4099 - http://jnnp.bmj.com/content/93/1/3.short 4100 - http://jnnp.bmj.com/content/93/1/3.full SO - J Neurol Neurosurg Psychiatry2022 Jan 01; 93