TY - RPRT TI - Primary lateral sclerosis; a debated entity. AU - K A Sotaniemi AU - V V Myllylä PY - 1985 DO - 10.1111/j.1600-0404.1985.tb03210.x UR - https://pubmed.ncbi.nlm.nih.gov/4003039/ ID - 4003039 ER -