TY - RPRT TI - Transvenous long-term pacing with an external pacemaker. What are the risks? AU - H Siddons PY - 1978 DO - 10.1111/j.1540-8159.1978.tb03459.x UR - https://pubmed.ncbi.nlm.nih.gov/83628/ ID - 83628 ER -