TY - RPRT TI - Bidirectional tachycardia. AU - B L Chia AU - M B Ghosh AU - H H Tay PY - 1971 DO - 10.5694/j.1326-5377.1971.tb87933.x UR - https://pubmed.ncbi.nlm.nih.gov/5576805/ ID - 5576805 ER -