function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Cai, Lei & Huang, Zhang-Jie & Wen, Fang & Dao, Zhi-Ling', 4],
    ['Cai, Lei & Liu, Fang-Pu & Yi, Xiang-Bo & Dao, Zhi-Ling', 1],
    ['Chen, Wen Hong & Nguyen, Quang Hieu & Chen, Run Zheng', 2],
    ['Chen, Wen-Hong & Shui, Yu-Min & Möller, Michael', 2],
    ['Chen, Wen-Hong & Zhang, Ya-Mei & He, De-Ming & Li, Yong-Liang', 4],
    ['Fu, Qiong & Xia, Ying & Guo, Ying & Huang, Rong', 1],
    ['Gong, Yan-Xiong & Ding, Hong-Bo & Yan, Xiang-Shuai & Wen, Fang', 1],
    ['Le, Khuong Duy & Nguyen, Thanh Trung & Nguyen, Phuong Thanh', 1],
    ['Li, Rui-Feng & Le, Xin-Gui & Xu, Lin & Maciejewski, Stephen', 1],
    ['Li, Zheng-Long & Ma, Hai-Jun & Ye, Zheng-Rong & Meng, De-Chang', 1],
    ['Lin, Yun & Bi, Hai-Yan & Sun, Jun & Sun, Qian', 2],
    ['Ling, Shao-Jun & Guan, Shu-Ping & Wen, Fang & Shui, Yu-Min', 1],
    ['Ling, Shao-Jun & Wen, Fang & Ren, Ming-Xun', 2],
    ['Marshall, Guy Anstruther Knox', 1],
    ['Möller, Michael & Middleton, David & Nishii, Kanae', 96],
    ['Other (9)', 9]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=129)',
    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);