function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ananjeva, Natalia B. & Milto, Konstantin D.', 5],
    ['Citeli, Nathalie & Hamdan, Breno & Guedes, Thais', 4],
    ['Daudin, F. M.', 2],
    ['Fischer, Wagner & Faria de Godoi, Raquel', 3],
    ['Guedes, Thaís B. & Nogueira, Cristiano & Marques, Otavio A. V.', 5],
    ['Hoser, Raymond', 5],
    ['Ivanov, Martin', 3],
    ['Ivanov, Martin & Böhme, Madelaine', 4],
    ['Jacisin Iii, John J. & Lawing, A. Michelle', 2],
    ['Linnaeus, Carolus', 10],
    ['Nogueira, Cristiano C. & Argôlo, Antonio J. S.', 12],
    ['Scanferla, Agustín & Smith, Krister T. & Schaal, Stephan F. K.', 4],
    ['Schleip, Wulf D. & O\'Shea, Mark', 11],
    ['Szyndlar, Zbigniew & Georgalis, Georgios L.', 9],
    ['Vanzolini, Paulo E. & Myers, Charles W.', 3],
    ['Other (24)', 29]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=111)',
    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);