function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Dankittipakul, Pakawin & Singtripop, Tippawan', 12],
    ['Deeleman-Reinhold, Christa', 9],
    ['Fu, Jian-Ying & Zhang, Feng & Zhu, Ming-Sheng', 4],
    ['Fu, Li-Na & He, Jing-Chao & Zhang, Feng', 5],
    ['Fu, Lina & Zhang, Zhisheng & Zhang, Feng', 12],
    ['Hu, Dong-Sheng & Zhang, Feng', 4],
    ['Jin, Chi & Fu, Lina & Yin, Xiangchu & Zhang, Feng', 5],
    ['Lin, Yejie & Li, Shuqiang & Pham, Dinh-Sac', 4],
    ['Liu, Ke-Ke & Luo, Hui-Pu & Ying, Yuan-Hao & Xiao, Yu-Xin', 8],
    ['Liu, Ke-ke & Ying, Yuan-hao & Xiao, Yu-xin & Yan, Jing', 8],
    ['Liu, Keke & Xu, Xiang & Xiao, Yonghong & Yin, Haiqiang', 6],
    ['Liu, Keke & Xu, Xiang & Yin, Haiqiang', 5],
    ['Mu, Yannan & Jin, Chi & Zhang, Feng', 9],
    ['Mu, Yannan & Zhang, Feng', 22],
    ['Yao, Na & Irfan, Muhammad & Peng, Xianjin', 6],
    ['Other (6)', 14]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=133)',
    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);