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'can': [19], 'reduce': [20], 'mortality': [22], 'morbidity.': [24], 'We': [25], 'aimed': [26], 'to': [27], 'determine': [28], 'association': [30], 'between': [31, 85, 143], 'upright': [32, 90, 101, 129, 165, 211, 230], 'T': [33, 91, 102, 130, 166, 212, 231], 'wave': [34, 103, 131, 167, 213, 232], 'in': [35, 43, 54, 93, 108, 128, 168, 214, 233], 'lead': [36, 215, 234], 'V1': [37, 109, 170, 235], 'coronary': [39, 69, 80, 122, 181], 'artery': [40, 81, 123, 182], '(CAD)': [42, 125], 'patients': [44, 73, 86, 99, 114, 120, 202, 225], 'who': [45, 74], 'presented': [46], 'with': [47, 87, 100, 112, 115, 121, 177, 203, 226], 'chest': [48, 204, 227], 'pain': [49, 205, 228], 'or': [50], 'positive': [51], 'non-invasive': [52], 'tests': [53], 'emergency': [55], 'department.': [56], 'Methods:': [57], 'In': [58, 201], 'this': [59], 'retrospective': [60], 'cross': [61], 'sectional': [62], 'design': [63], 'we': [64], 'reviewed': [65], 'clinical': [67], 'angiography': [70], 'data': [71], 'had': [75], 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