function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Annale van die Suid-Afrikaanse Museum [Annals of the South African Museum]', 5],
    ['Archiv für Fischereiwissenschaft', 9],
    ['Bulletin of the Museum of Comparative Zoology at Harvard College, 3', 6],
    ['Copeia', 7],
    ['Cybium', 9],
    ['European Journal of Taxonomy', 19],
    ['Ezhegodnik Zoologicheskogo Muzeya Imperatorskogo Akademii Nauk', 2],
    ['Japanese Journal of Ichthyology', 6],
    ['Journal of Marine Research', 4],
    ['Journal of Natural History', 2],
    ['Journal of the Shimonoseki College of Fisheries', 6],
    ['Laurentius Salvius', 11],
    ['Proceedings of the Biological Society of Washington', 2],
    ['Proceedings of the United States National Museum, 3', 4],
    ['Zootaxa', 169],
    ['Other (31)', 32]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=293)',
    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);