function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Akhil, Mannar Kandy & Möller, Michael & Nampy, Santhosh', 1],
    ['Hong, Xin & Li, Zhen-Long & Maciejewski, Stephen & Wen, Fang', 1],
    ['Li, Jia-Mei & Li, Shi-Jin', 1],
    ['Li, Peng-Wei & Yang, Li-Hua', 1],
    ['Prasanna, Naibi Shrungeshwara & Gowda, Vinita', 4],
    ['Tran, Thi-Lien & Ly, Ngoc-Sam & Tran, Minh-Ngoc', 1],
    ['Xie, Wen-Yuan & Zhou, Jia-Jun & Hong, Xin & Wen, Fang', 1],
    ['Xu, Wen-Jing & Qin *, Wei-Hua & Wang, Zi-Qi & Li, Zhong-Lin', 1],
    ['Yang, Bin & Ding, Hong-Bo & Fu, Kai-Cong & Yuan, Yi-Kai', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=12)',
    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);