TY - RPRT TI - Collateralized chronic total occlusion: a different animal. AU - S K Agarwal AU - P J Macander AU - G S Roubin PY - 1993 DO - 10.1002/ccd.1810290311 UR - https://pubmed.ncbi.nlm.nih.gov/8402848/ ID - 8402848 ER -