function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Aini, Arifah Nur & Mongkolsamrit, Suchada & Wijanarka, Wijanarka', 3],
    ['Chen, Wan-Hao & Han, Yan-Feng & Liang, Jian-Dong & Tian, Wei-Yi', 4],
    ['Chen, Wan-Hao & Liang, Jian-Dong & Ren, Xiu-Xiu & Zhao, Jie-Hong', 6],
    ['Chen, Wan-Hao & Liu, Chang & Han, Yan-Feng & Liang, Jian-Dong', 3],
    ['Hu, Jia-Jun & Zhao, Gui-Ping & Tuo, Yong-Lan & Dai, Dan', 4],
    ['Kuephadungphan, Wilawan & Tasanathai, Kanoksri', 4],
    ['Mongkolsamrit, Suchada & Noisripoom, Wasana', 16],
    ['Wang, Ting & Li, Jun & Chang, Xiaoyun & Li, Zengzhi', 3],
    ['Wang, Yao & Wang, Zhi-Qin & Luo, Run & Souvanhnachit, Sisommay', 5],
    ['Wang, Yao & Wang, Zhi-Qin & Thanarut, Chinnapan & Dao, Van-Minh', 4],
    ['Wei, De-Ping & Wanasinghe, Dhanushka N. & Hyde, Kevin D.', 3],
    ['Wijayawardene, Nalin N. & Dai, Dong-Qin & Premarathne, Bhagya M.', 19],
    ['Yu, Feng-Ming & Wei, De-Ping & Zhao, Qi & Tang, Song-Ming', 15],
    ['Zha, Ling-Sheng & Kryukov, Vadim Yu & Ding, Jian-Hua', 17],
    ['Zha, Ling-Sheng & Wen, Ting-Chi & Huang, Shi-Ke', 4],
    ['Other (13)', 16]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=126)',
    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);