function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Annale van die Suid-Afrikaanse Museum [Annals of the South African Museum]', 1],
    ['Biodiversity Data Journal', 5],
    ['Bulletin Univ. Mus. Tokyo', 1],
    ['Check List', 1],
    ['Ichthyological Bulletin of the J. L. B. Smith Institute of Ichthyology', 3],
    ['Journal of Natural History', 1],
    ['Mem. Inst. Rech. Sci. Madagascar, F', 1],
    ['Natuurkunde Tijdschrift voor Nederlandsche-Indië', 4],
    ['Nederlandsch Tijdschrift voor de Dierkunde', 1],
    ['Philippine Journal of Science, Section D', 1],
    ['Proceedings of the Linnean Society of New South Wales', 5],
    ['Records of the Australian Museum', 14],
    ['Richard and John E. Taylor', 1],
    ['Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien', 2],
    ['Zootaxa', 37],
    ['Other (1)', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=79)',
    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);