function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Chen, Zhi-Teng', 16],
    ['Chen, Zhi-Teng & Song, Liang-Dong & Feng, Wen-Tao', 13],
    ['Darilmaz, Mustafa Cemal & Salur, Ali & Murányi, Dávid', 11],
    ['DeWalt, R. Edward & Grubbs, Scott A.', 14],
    ['Grubbs, Scott A.', 15],
    ['Huo, Qing-Bo & Du, Yu-Zhou', 11],
    ['Judson, Sarah W. & Nelson, C. Riley', 29],
    ['Murányi, Dávid', 18],
    ['Reding, Jean-Paul G.', 8],
    ['Sandberg, John B.', 32],
    ['Sandberg, John B. & Kondratieff, Boris C.', 19],
    ['Sandberg, John B. & Stewart, Kenneth W.', 9],
    ['Teslenko, Valentina A. & Palatov, Dmitry M.', 10],
    ['Teslenko, Valentina A. & Zhiltzova, Lidiya A.', 12],
    ['Verdone, Chris J. & Kondratieff, Boris C.', 11],
    ['Other (68)', 165]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=393)',
    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);