function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Beebe, W. & Tee-Van, J.', 2],
    ['Carneiro, Miguel & Martins, Rogélia & Landi, Monica', 1],
    ['Edwards, A. J. & Gill, A. C. & Abohweyere, P. O.', 1],
    ['Fowler, Henry Weed', 1],
    ['Gilbert, Charles H.', 1],
    ['Hildebrand, S. F.', 1],
    ['Hubbs, Clark', 1],
    ['Lin, Chien-Hsiang & Nolf, Dirk', 1],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 3],
    ['Pinto, S. Y.', 1],
    ['Sazima, Ivan & Carvalho-Filho, Alfredo & Gasparini, João Luiz', 1],
    ['Springer, Victor G. & Rosenblatt, Richard H.', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=15)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 12, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);