function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ament, Danilo César & Brown, Brian V.', 81],
    ['Brown, Brian V. & Kung, Giar-Ann', 148],
    ['Brown, Brian V. & Kung, Giar-Ann & Porras, Wendy', 2],
    ['Dahl, Friedrich', 2],
    ['Disney, R. H. L. & Prescher, S. & Ashmole, N. P.', 2],
    ['Disney, R. Henry L.', 17],
    ['Duarte, Juliano L. P. & Vaz, Dayana B. & Krüger, Rodrigo F.', 8],
    ['Kung, Giar-Ann & Brown, Brian V.', 2],
    ['Liu, Guang-Chun', 28],
    ['Mostovski, Mike B.', 1],
    ['Sinclair, Bradley J.', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=293)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 11, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);