function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bland, Keith P.', 1],
    ['Davis, Donald R. & Landry, Bernard & Roque-Albelo, Lazaro', 2],
    ['Knyazev, S. A. & Ivonin, V. V. & Ustjuzhanin, P. Ya.', 1],
    ['Liao, Cheng-Qing & Yagi, Sadahisa & Kobayashi, Shigeki', 2],
    ['Liu, Hongxia & Liu, Tengteng', 2],
    ['Pohl, Greg & Anweiler, Gary & Schmidt, Christian', 1],
    ['Telfer, Angela C & Young, Monica R & Quinn, Jenna & Perez, Kate', 2],
    ['Tokar, Zdenko & Lastuvka, Ales', 1],
    ['Vargas, Hector A. & Moreira, Gilson R. P.', 1],
    ['Wang, Encui & Li, Wei & Liu, Tengteng', 2],
    ['Yagi, Sadahisa & Oku, Johei & Hirowatari, Toshiya', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=16)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 11, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);