function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Dang, Li-Hong & Mound, Laurence A. & Qiao, Ge-Xia', 1],
    ['Dang, Li-Hong & Qiao, Ge-Xia', 9],
    ['Mound, Laurence A.', 15],
    ['Mound, Laurence A. & Dang, Li-Hong & Tree, Desley J.', 1],
    ['Tyagi, Kaomud & Singha, Devkant & Chakraborty, Rajasree', 2],
    ['Zhao, Chao & Jia, Huimin & Tong, Xiaoli', 4]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=32)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 6, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);