extention of Z-Alizadeh sani dataset

Note 1: In this extension LAD, LCX, and RCA features have been added. CAD (Last column in dataset) happens when at least one of these three arteries is stenotic. To use this dataset only one of the LAD, LCX, RCA or Cath (Result of angiography) must be in dataset and the other ones must be eliminated for classification. Note 2: This dataset not only can be used for CAD detection, but also for stenosis diagnosis of each LAD, LCX and RCA arteries.