function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Ichthyologica et Piscatoria', 7],
    ['Annales de la Société Impériale d\'Agriculture, Histoire Naturelle de Lyon', 3],
    ['Anzeiger', 7],
    ['Biodiversity Data Journal', 12],
    ['European Journal of Taxonomy', 14],
    ['Journal of Natural History', 6],
    ['Monatsberichte der Akademie der Wissenschaft zu Berlin', 3],
    ['Proceedings of the Academy of Natural Sciences of Philadelphia', 8],
    ['Proceedings of the Linnean Society of New South Wales', 4],
    ['Proceedings of the United States National Museum, 3', 8],
    ['Proceedings of the Zoological Society of London, B', 10],
    ['Raffles Bulletin of Zoology', 10],
    ['Report of the British Association for the Advancement of Science', 3],
    ['Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien', 3],
    ['Zootaxa', 97],
    ['Other (45)', 59]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=254)',
    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);