function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Alekseev, Vitalii I. & Pollock, Darren A. & Bukejs, Andris', 5],
    ['Alekseev, Vitalii Igorevich & Bukejs, Andris', 5],
    ['Bouchard, Patrice & Bousquet, Yves & Davies, Anthony E.', 1],
    ['Gompel, Nicolas & Telnov, Dmitry', 7],
    ['Groll, Elisa Von', 1],
    ['Hsiao, Yun & Pollock, Darren A.', 11],
    ['Lewis, George', 1],
    ['López-Pérez, Juan José', 3],
    ['Majka, Christopher G.', 1],
    ['Meurgey, François & Ramage, Thibault', 1],
    ['Peck, Stewart B.', 1],
    ['Pollock, D. A. & Ide, S. & Costa, C.', 9],
    ['Pollock, Darren & Majka, Christopher G.', 4],
    ['Pollock, Darren A.', 31],
    ['Telnov, Dmitry', 12],
    ['Other (7)', 7]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=100)',
    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);