function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Annals of the Carnegie Museum', 1],
    ['Anzeiger', 1],
    ['Arquivos de Zoologia, São Paulo', 1],
    ['Boletim do Museu Nacional Rio de Janeiro, Zoologia', 1],
    ['Bulletin of the Museum of Comparative Zoology at Harvard College, 3', 1],
    ['Ciencia y Naturaleza, Quito', 2],
    ['Copeia', 2],
    ['Fieldiana Zoology, New Series', 2],
    ['Ind. Univ. Studies', 2],
    ['Neotropical Ichthyology', 8],
    ['Noved. Cient. Mus. Hist. Nat. La Salle, Zool.', 2],
    ['Proceedings of the Academy of Natural Sciences of Philadelphia', 2],
    ['Proceedings of the United States National Museum, 3', 2],
    ['University of Kentucky', 3],
    ['Zootaxa', 8],
    ['Other (11)', 11]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=49)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerSource', 'pie', 16, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerSource'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerSource);