TY - RPRT TI - Spontaneous shifts in the sinus node pacemaker complex. AU - P Rakovec AU - I Zupan AU - M Sinkovec PY - 1995 DO - 10.1016/s0022-0736(05)80283-3 UR - https://pubmed.ncbi.nlm.nih.gov/7616144/ ID - 7616144 ER -