TY - RPRT TI - [Preamplifier for microelectrodes, with transistor-equipped gain stages]. AU - J A CERF AU - C LIBERT PY - 1960 DO - 10.1016/0013-4694(60)90033-x UR - https://pubmed.ncbi.nlm.nih.gov/13808837/ ID - 13808837 ER -