function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Anais da Academia Brasileira de Ciencias', 1],
    ['Annals of the Carnegie Museum', 1],
    ['Anzeiger', 2],
    ['Aqua, Journal of Ichthyology and Aquatic Biology', 1],
    ['Bijdragen tot de Dierkunde', 1],
    ['Bulletin of the Museum of Comparative Zoology at Harvard College, 3', 4],
    ['Check List', 4],
    ['Copeia', 3],
    ['Neotropical Ichthyology', 20],
    ['Proceedings of the Academy of Natural Sciences of Philadelphia', 2],
    ['Revue française d\'Aquariologie Herpétologie', 2],
    ['Tropical Fish Hobbyist', 3],
    ['Zoologische Abhandlungen des Staatlichen Museums für Tierkunde, Dresden', 2],
    ['Zoosystematics and Evolution', 2],
    ['Zootaxa', 38],
    ['Other (8)', 8]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=94)',
    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);