function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Zootaxonomica Sinica', 3],
    ['Archives de l\'Institute Pasteur du Maroc', 2],
    ['Biodiversity Data Journal', 19],
    ['Bulletin of the Department of Zoology University of the Panjab (New Series)', 2],
    ['Folha Medica Rio de Janeiro', 6],
    ['Japanese Journal of Zoology', 8],
    ['Journal of the Royal Society of New South Wales', 4],
    ['Philippine Journal of Science', 2],
    ['Proceedings of the Helminthological Society of Washington', 5],
    ['Proceedings of the United States National Museum, 3', 4],
    ['Vestnik Zoologii', 3],
    ['ZooKeys', 2],
    ['Zoodiversity', 4],
    ['Zoologischer Anzeiger', 5],
    ['Zootaxa', 32],
    ['Other (10)', 10]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=111)',
    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);