function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bariche, Michel & Fricke, Ronald', 3],
    ['Capapé, C.', 1],
    ['Carneiro, Miguel & Martins, Rogélia & Landi, Monica', 2],
    ['Chatzispyrou, Archontia & Gubili, Chrysoula & Laiaki, Maria', 1],
    ['Chen, J. T. F.', 1],
    ['Ebersole, Jun A. & Cicimurri, David J. & Stringer, Gary L.', 1],
    ['Ebert, David A. & White, William T. & Ho, Hsuan-Ching', 2],
    ['Ebert, David A. & Wintner, Sabine P. & Kyne, Peter M.', 2],
    ['Edwards, A. J. & Gill, A. C. & Abohweyere, P. O.', 2],
    ['Fowler, Henry Weed', 1],
    ['Ho, Hsuan-Ching & Shao, Kwang-Tsao', 2],
    ['Hugo Ricardo Secioso Santos & Ulisses Leite Gomes', 9],
    ['Last, Peter R. & Naylor, Gavin J. P.', 1],
    ['Last, Peter R. & White, William T.', 1],
    ['Straube, Nicolas & White, William T. & Ho, Hsuan-Ching', 2],
    ['Other (13)', 13]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=44)',
    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);