function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Badli-Sham, Baizul Hafsyam & Syafiq, Muhamad Fatihah', 1],
    ['Chan, Kin Onn & Muin, Mohd Abdul & Anuar, Shahrul & Andam, Joel', 1],
    ['Chen, Jin-Min & Suwannapoom, Chatmongkon & Wu, Yun-He', 1],
    ['Chen, Wei-Cai & Li, Peng & Peng, Wan-Xiao & Liu, You-Jun', 1],
    ['Chen, Wei-Cai & Peng, Wan-Xiao & Li, Peng & Yu, Gui-Dong', 1],
    ['Chen, Weicai & Liao, Xiaowen & Zhou, Shichu & Mo, Yunming', 1],
    ['Chen, Weicai & Peng, Wanxiao & Pan, Weihu & Liao, Nanyan', 1],
    ['Cheng, Yan-Lin & Shi, Sheng-Chao & Li, Jiaqi & Liu, Jing', 1],
    ['Eto, Koshiro & Matsui, Masafumi & Hamidy, Amir & Munir, Misbahul', 2],
    ['Eto, Koshiro & Matsui, Masafumi & Nishikawa, Kanto', 2],
    ['Luong, Anh Mai & Do, Quyen Hanh & Hoang, Chung Van', 2],
    ['Luong, Anh Mai & Hoang, Chung Van & Pham, Cuong The', 2],
    ['Wang, Jian & Li, Yu-Long & Li, Yao & Chen, Hong-Hui', 2],
    ['Wang, Jian & Lyu, Zhi-Tong & Qi, Shuo & Zeng, Zhao-Chi', 2],
    ['Wang, Jian & Yang, Jianhuan & Li, Yao & Lyu, Zhitong', 2],
    ['Other (15)', 15]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=37)',
    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);