function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ahmad, Jalil & Shah, Suresh Kr. & Mishra, Purnendu', 2],
    ['Aistleitner, E.', 6],
    ['Guo, Xiao-Jiang & Cheng, Rui & Jiang, Shan & Xue, Da-Yong', 54],
    ['Jiang, Nan & Liu, Shuxian & Xue, Dayong & Han, Hongxiang', 14],
    ['Jiang, Nan & Yang, Chao & Xue, Dayong & Han, Hongxiang', 201],
    ['Joshi, Rahul & Singh, Navneet & László, Gyula M. & Ahmad, Jalil', 215],
    ['László, Gyula M.', 9],
    ['Mbata, Keith J. & Prins, Jurate De', 7],
    ['Mironov, Vladimir G. & Zolotuhin, Vadim V.', 6],
    ['Pohl, Greg & Anweiler, Gary & Schmidt, Christian', 4],
    ['Song, Wenhui & Xue, Dayong & Han, Hongxiang', 77],
    ['Walker, Francis', 3],
    ['Weidlich, Michael', 3],
    ['Zhuang, Hailing & Owada, Mamoru & Wang, Min', 7],
    ['Zhuang, Hailing & Yago, Masaya & Owada, Mamoru & Wang, Min', 40],
    ['Other (20)', 26]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=674)',
    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);