public SelectionSetOptionItemsDto(double id, double?itemValue, string itemName, string itemDescription)
 {
     SelectionSetOptionItemId = id;
     ItemText = (itemValue != 0 ? itemValue.ToString():"") + " " + itemName + (itemDescription != null ?" (" + itemDescription + ")":"");
     ItemText = ItemText.Trim() == "" ? "n.a" : ItemText;
 }