function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Annales de l\'Institut Océanographique, Nouvelle Serie', 1],
    ['Annals of the Durban Museum', 1],
    ['Annotationes Zoologicae Japonenses', 1],
    ['Anzeiger', 1],
    ['Biodiversity Data Journal', 1],
    ['Biol. Results " Endeavour "', 1],
    ['Bulletin du Muséum National d’Histoire Naturelle, Série 2', 1],
    ['Bulletin of the United States National Museum', 1],
    ['Copeia', 2],
    ['Ichthyological Bulletin of the J. L. B. Smith Institute of Ichthyology', 2],
    ['Journal of Zoology, London', 3],
    ['Newspaper Enterprise, Ltd.', 2],
    ['Revue française d\'Aquariologie Herpétologie', 8],
    ['Revue suisse de zoologie', 5],
    ['Zootaxa', 26],
    ['Other (10)', 10]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=66)',
    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);