l, meta) {
        return ' <a href="/practice/'+full['practice']+'/price_per_unit/?date='+ full['date']+ '">'+full['practice_name']+'</a>';
      }
    {% elif by_presentation and not entity %}
      // When viewing at Presentation level, link back to practice-level
      var first_column = 'pct_name';
      var first_column_render = function(data, type, full, meta) {
        return ' <a href="/sicbl/'+full['pct']+'/price_per_unit/?date='+ full['date']+ '">'+full['pct_name']+'</a>';
      }
    {% elif by_