function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Boruah, Bitupan & Deepak, V. & Das, Abhijit', 1],
    ['Chen, Wei-Cai & Ye, Jian-Ping & Peng, Wan-Xiao & Li, Peng', 1],
    ['Lyu, Zhi-Tong & Chen, Yang & Yang, Jian-Huan & Zeng, Zhao-Chi', 1],
    ['Lyu, Zhi-Tong & Dai, Ke-Yuan & Li, Yao & Wan, Han & Liu, Zhe-Yi', 3],
    ['Lyu, Zhi-Tong & Huang *, Zhong & Liao, Xiao-Wen & Lin, Li', 1],
    ['Lyu, Zhi-Tong & Mo, Yun-Ming & Wan, Han & Li, Yu-Long', 1],
    ['Ma, Qi & Wang, Zhijian', 1],
    ['Wei, Gang & Li, Shi-Ze & Liu, Jing & Cheng, Yan-Lin & Xu, Ning', 1],
    ['Yuan, Zhiyong & Liu, Xiaolong & Wang, Kai & Wang, Jian', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=11)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 9, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);