function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Parasitologica', 3],
    ['Angewandte Parasitologie', 1],
    ['B. A. N. Z. Antarctic Research Expedition, Reports Series B (Zoology and Botany)', 1],
    ['Bulletin of the National Science Museum, Series A, Zoology', 1],
    ['Folia Parasitologica', 1],
    ['Journal of Natural History', 1],
    ['Journal of Parasitology', 1],
    ['Keigaku Publishing Company', 4],
    ['Oceanologia et Limnologia Sinica', 1],
    ['Pakistan Journal of Zoology', 2],
    ['Proceedings of Parasitology', 1],
    ['Proceedings of the Helminthological Society of Washington', 4],
    ['Proceedings of the United States National Museum, 3', 2],
    ['Quarterly Journal of the Florida Academy of Sciences', 1],
    ['Tulane Studies in Zoology', 3],
    ['Other (8)', 8]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=35)',
    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);