function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ahmed, Zubair & Sanborn, Allen F.', 3],
    ['Boulard, Michel', 6],
    ['El-Hawagry, Magdi S. & Sharaf, Mostafa R. & Al Dhafer, Hathal M.', 1],
    ['Hertach, Thomas & Nagel, Peter', 1],
    ['Hou, Zehai & Li, Qinglong & Wei, Cong', 1],
    ['Kunte, Krushnamegh', 2],
    ['Lee, Young June', 12],
    ['Lee, Young June & Marshall, David C. & Mohagan, Alma', 2],
    ['Lee, Young June & Marshall, David C. & Mohagan, Alma B.', 3],
    ['Maes, Jean-Michel & Moulds, Max & Sanborn, Allen F.', 2],
    ['Price, Benjamin Wills & Allan, Elizabeth Louise & Marathe, Kiran', 52],
    ['Sanborn, Allen F.', 4],
    ['Sanborn, Allen F. & Phillips, Polly K. & Sites, Robert W.', 5],
    ['Schmidt, Edmund', 1],
    ['Xian, Chunlan & Leong, Chi Man & Luo, Jiuyang & Jia, Fenglong', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=96)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 15, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);