function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bagnall, Richard Siddoway', 1],
    ['Bianchi, Fred A.', 2],
    ['Cavalleri, Adriano & Lindner, Mariana F.', 2],
    ['Dang, Li-Hong & Mound, Laurence A. & Qiao, Ge-Xia', 1],
    ['Dang, Lihong & Mound, Laurence', 2],
    ['Kucharczyk, Halina & Stanisławek, Kinga', 1],
    ['Minaei, Kambiz & Mound, Laurence', 3],
    ['Minaei, Kambiz & Mound, Laurence A.', 15],
    ['Mirab-balou, M.', 30],
    ['Moulton, Dudley', 3],
    ['Mound, Laurence A.', 15],
    ['Mound, Laurence A. & Matsunaga, Janis N.', 8],
    ['Mound, Laurence A. & Minaei, Kambiz', 16],
    ['Tyagi, Kaomud & Singha, Devkant & Saha, Goutam Kumar', 2],
    ['Vierbergen, Gijsbertus', 2],
    ['Other (5)', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=108)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 16, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);