function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Edward, Karen L. & Harvey, Mark S.', 36],
    ['Edward, Karen Louise & Harvey, Mark S.', 1],
    ['Fu, Hongjin & Wang, Zengxue & Sun, Yufei & Tong, Yanfeng', 1],
    ['Huang, Ying & Tong, Yanfeng & Bian, Dongju & Li, Shuqiang', 2],
    ['Kranz-Baltensperger, Yvonne', 4],
    ['Liu, Keke & Henrard, Arnaud & Xiao, Yonghong & Xu, Xiang', 1],
    ['Platnick, Norman I. & Dupérré, Nadine & Ubick, Darrell', 4],
    ['Richard, Miguel & Graber, Werner & Kropf, Christian', 18],
    ['Song, Chenxue & Tong, Yanfeng & Bian, Dongju & Zhang, Zhisheng', 3],
    ['Suzuki, Yuya & Hidaka, Ryota & Tatsuta, Haruki', 5],
    ['Tong, Yanfeng & Bian, Dongju & Li, Shuqiang', 4],
    ['Tong, Yanfeng & Koh, Joseph K. H. & Tong, Xiujiao & Li, Shuqiang', 5],
    ['Tong, Yanfeng & Li, Shuqiang', 16],
    ['Tong, Yanfeng & Li, Shuqiang & Bian, Dongju', 7],
    ['Tong, Yanfeng & Sun, Xiaochen & Li, Shuqiang & Bian, Dongju', 8],
    ['Other (3)', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=118)',
    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);