function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Babenko, Anatoly & Stebaeva, Sophya & Turnbull, Matthew S.', 2],
    ['Ding, Yin-Huan & Zhang, Feng', 11],
    ['Nguyen, Anh T. T. & Thuy, Kim N. & Arbea, Javier I.', 5],
    ['Pan, Zhi-Xiang & Zhang, Feng & Shi, Shi-Di', 4],
    ['Qu, Jiqiang & Zhang, Feng & Chen, Jian-Xiu', 2],
    ['Thibaud, Jean-Marc', 2],
    ['Wu, Jun & Huang, Cheng-Wang & Luan, Yun-Xia', 3],
    ['Wu, Jun & Yan, Qibao & Zhang, Feng', 9],
    ['Xu, Guo-Liang & Chen, Wei-Yu', 2],
    ['Xu, Heng & Zhang, Feng', 4],
    ['Zhang, Feng', 5],
    ['Zhang, Feng & Bedos, Anne & Deharveng, Louis', 3],
    ['Zhang, Feng & Deharveng, Louis', 6],
    ['Zhang, Feng & Qu, Ji-Qiang & Deharveng, Louis', 3],
    ['Zhao, Lina & Zhang, Feng', 5],
    ['Other (6)', 6]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=72)',
    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);