TY - RPRT TI - Extrapyramidal system involvement in motor neuron disease. AU - K Hasegawa AU - H Kowa AU - S Yagishita PY - 1992 DO - 10.1016/0022-510x(92)90044-l UR - https://pubmed.ncbi.nlm.nih.gov/1517745/ ID - 1517745 ER -