TY - RPRT TI - Human and automatic validation of a phase-locked loop spindle detection system. AU - K Campbell AU - A Kumar AU - W Hofman PY - 1980 DO - 10.1016/0013-4694(80)90296-5 UR - https://pubmed.ncbi.nlm.nih.gov/6153969/ ID - 6153969 ER -