function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Annali del Museo Civico di Storia Naturale \' Giacomo Doria\'', 1],
    ['Bulletin of the United States Bureau of Fisheries', 1],
    ['European Journal of Taxonomy', 1],
    ['Hong Kong Naturalist', 1],
    ['Ichthyological Bulletin of the J. L. B. Smith Institute of Ichthyology', 2],
    ['Japanese Journal of Ichthyology', 2],
    ['Journal of Natural History', 13],
    ['Journal of the Washington Academy of Sciences', 1],
    ['Memoirs of the Carnegie Museum', 1],
    ['Mémoires du Musée Royal d\'Histoire Naturelle de Belgique, Hors Séries', 1],
    ['Pacific Science', 1],
    ['Proceedings of the Biological Society of Washington', 1],
    ['Stuttgarter Beiträge zur Naturkunde Serie A, Serie A (Biologie)', 2],
    ['Theses Zoologicae', 3],
    ['Zootaxa', 13],
    ['Other (3)', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=47)',
    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);