function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Baehr, Barbara C. & Whyte, Robert', 20],
    ['Ju & Otto, C. & Hill, David E.', 1],
    ['Ju & Otto, rgen C. & Hill, David E.', 2],
    ['Jürgen C. Otto & David E. Hill', 15],
    ['Ott, Ju ̈ rgen C. & Hil, David E.', 4],
    ['Ott, Jü ̈ rgen C. & Hil, David E.', 2],
    ['Otto, Ju. rgen C. & Hill, David E.', 7],
    ['Otto, Jürgen C. & Hill, David E.', 182],
    ['Otto, Jürgen C. & Hill, David E. Dr.', 18],
    ['Prasad, Milan', 1],
    ['Schubert, Joseph', 18],
    ['Schubert, Joseph & Whyte, Robert', 1],
    ['Waldock, Julianne M.', 7]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=278)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 13, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);