function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Carpenter, James M.', 1],
    ['Gawas, Sandesh M. & Kumar, Girish & Pannure, Arati', 14],
    ['Gawas, Sandesh M. & Kumar, P. Girish & Gupta, Ankita', 1],
    ['Genaro, Julio A.', 4],
    ['Gusenleitner, J.', 9],
    ['Li, Ting-Jing & Barthelemy, Christophe & Carpenter, James M.', 2],
    ['Li, Tingjing & Carpenter, James M.', 11],
    ['P. Girish Kumar & J. M. Carpenter & P. M. Sureshan', 16],
    ['Pannure, Arati & Carpenter, James M.', 3],
    ['Qin, Jiong & Chen, Bin & Li, Ting-Jing', 8],
    ['Selis, Marco', 1],
    ['Telfer, Angela C & Young, Monica R & Quinn, Jenna & Perez, Kate', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=71)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 12, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);