function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Awad, Jessica & Vasilita, Cristina & Wenz, Sophie', 1],
    ['Buhl, Peter N. & Broad, Gavin R. & Notton, David G.', 94],
    ['Komeda, Yoto & Mita, Toshiharu & Yamagishi, Kenzo', 3],
    ['Madl, Michael', 1],
    ['Plecas, Milan & Zikic, Vladimir & Kocic, Korana', 1],
    ['Talamas, Elijah J. & Thompson, Joseph & Cutler, Amy', 1],
    ['Veenakumari, Kamalanathan & Keloth, Rajmohana & Sreedevi, Kolla', 3],
    ['Verheyde, Fons & Jacobs, JEffrEY & Dekoninck, WOUTEr', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=105)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 8, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);