TY - RPRT TI - Membrane currents underlying delayed rectification and pace-maker activity in frog atrial muscle. AU - H F Brown AU - S J Noble PY - 1969 DO - 10.1113/jphysiol.1969.sp008940 UR - https://pubmed.ncbi.nlm.nih.gov/5824109/ ID - 5824109 ER -