function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Annotationes Zoologicae Japonenses', 1],
    ['Archiv für Naturgeschichte', 2],
    ['European Journal of Taxonomy', 1],
    ['Journal and Proceedings of the Asiatic Society of Bengal', 1],
    ['Memoirs of the Carnegie Museum', 1],
    ['Memoirs of the National Museum of Victoria', 1],
    ['New Zealand Journal of Zoology', 2],
    ['Proceedings of the United States National Museum, 3', 2],
    ['Rep. Kôchi Univ. Nat. Sci. Japan', 1],
    ['Repertorio Fisico-Natural de la Isla de Cuba', 1],
    ['Report of the Fisheries and Marine Biological Survey, Union of South Africa', 1],
    ['Résultats Scientifiques de la Expédition Océanographique Belge dans les Eaux Côtieres Africaines de l\'Atlantique Sud (1948 - 194', 1],
    ['Trudy P. P. Shirshov Instytut Okeanologii', 2],
    ['Voprosy Ikhtiologii', 4],
    ['Zootaxa', 12],
    ['Other (3)', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=36)',
    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);