TY - RPRT TI - Bipolar electrode phase shift analysis of multiple unit activity with digital output. AU - E W Kalbfleisch AU - D O Olson AU - E S Halas DO - 10.1016/0031-9384(72)90067-4 UR - https://pubmed.ncbi.nlm.nih.gov/4655175/ ID - 4655175 ER -