anchor.diff:              }
               if ((obj.children_criteria != null)) {
                 items = [];
  -              if (this.children_criteria.length > 0){
  +              if (obj.children_criteria.length > 0){
                   conjunction = this.derivation_operator == 'XPRODUCT' ? 'and' : 'or';
  -                $.each(this.children_criteria, function(i, child){
  +                $.each(obj.children_criteria, function(i, child){
                     items.push({'conjunction':conjunction, 'items': [{'id':child}], 'negation':null})
                   });
                 }
  
positive.code:                 (
                    subset_operator.type + ' ' +
                    (
                      subset_operator.value ? (
                        (subset_operator.value.high != null) && (subset_operator.value.low != null) ?
                        (
                          subset_operator.value.high.value === subset_operator.value.low.value && subset_operator.value.high.inclusive && subset_operator.value.low.inclusive ?
                          "=" + subset_operator.value.low.value :
                          ">" + (subset_operator.value.low.inclusive ? '=' : '') + " " + subset_operator.value.low.value + " and <" + (subset_operator.value.high.inclusive ? '=' : '') + " " + subset_operator.value.high.value
                        ) :
                        (
                          (subset_operator.value.high != null) ?
                          "<" + (subset_operator.value.high.inclusive ? '=' : '') + " " + subset_operator.value.high.value :
                          (subset_operator.value.low != null) ? ">" + (subset_operator.value.low.inclusive ? '=' : '') + " " + subset_operator.value.low.value : ''
                        )
                      ) : ''
                    ) +
                    ' of'
                  )
  
negative.code:                       temporal: true,
                        title: (
                          (
                            temporal_reference.range ? popHealth.textForRange(temporal_reference.range,true) : ''
                          ) +
                          ({
                            DURING:'During',SBS:'Starts Before Start of',SAS:'Starts After Start of',SBE:'Starts Before End of',
  