function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Carneiro, Miguel & Martins, Rogélia & Landi, Monica', 2],
    ['Concha, Francisco J. & Ebert, David A. & Long, Douglas J.', 2],
    ['David A. Ebert & Chante D. Davis', 7],
    ['Ebert, David A. & Davis, Chante D.', 6],
    ['Ebert, David A. & White, William T. & Ho, Hsuan-Ching', 3],
    ['Ebert, David A. & Wintner, Sabine P. & Kyne, Peter M.', 2],
    ['Franzese, Sebastian & Ivanov, Veronica A.', 3],
    ['Gerdes, Klaas & Kihara, Terue Cristina & Martinez Arbizu, Pedro', 2],
    ['Hildebrand, S. F.', 2],
    ['Knuckey, James D. S. & Ebert, David A.', 9],
    ['Last, Peter R. & Séret, Bernard', 3],
    ['Last, Peter R. & Yearsley, Stephen Mallick And Gordon K.', 8],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 17],
    ['McEachran, J. D.', 3],
    ['Séret, Bernard & Last, Peter R.', 5],
    ['Other (24)', 28]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=102)',
    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);