TY - RPRT TI - Prospects for biological cardiac pacemaker systems. AU - Arjang Ruhparwar AU - Axel Haverich PY - 2003 DO - 10.1046/j.1460-9592.2003.00322.x UR - https://pubmed.ncbi.nlm.nih.gov/14622306/ ID - 14622306 ER -