TY - JOUR T1 - Identifying key signs of motor neurone disease in primary care : a nested case–control study using the QResearch database JO - BMJ Open PY - 2022/06/28 AU - Mei XW AU - Burchardt J AU - Ranger TA AU - McDermott CJ AU - Radunovic A AU - Coupland C AU - Hippisley-Cox J ED - DO - DOI: 10.1136/bmjopen-2021-058383 PB - BMJ Publishing Group VL - 12 IS - 6 Y2 - 2024/09/19 ER -