function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Archiv für Naturgeschichte', 2],
    ['Biodiversity Data Journal', 4],
    ['Bulletin of Marine Science', 2],
    ['Bulletin of the Museum of Comparative Zoology at Harvard College', 2],
    ['European Journal of Taxonomy', 13],
    ['Memoirs of Museum Victoria', 7],
    ['Memoirs of the National Museum of Victoria', 2],
    ['New Zealand Journal of Zoology', 2],
    ['Proceedings of the United States National Museum, 3', 4],
    ['Report of the Fisheries and Marine Biological Survey, Union of South Africa', 3],
    ['Report on the Scientific Results of the Voyage of H. M. S. “ Challenger ” during the Years 1873 - 76 under the Command of Captai', 2],
    ['Résultats Scientifiques de la Expédition Océanographique Belge dans les Eaux Côtieres Africaines de l\'Atlantique Sud (1948 - 194', 2],
    ['Trudy P. P. Shirshov Instytut Okeanologii', 2],
    ['Voprosy Ikhtiologii', 9],
    ['Zootaxa', 37],
    ['Other (31)', 31]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=124)',
    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);