function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bulletin of the Museum of Comparative Zoology at Harvard College, 3', 1],
    ['Copeia', 1],
    ['Gt. Basin Nat. Provo Utah', 1],
    ['Ichthyological Exploration of Freshwaters', 1],
    ['Journal of the Washington Academy of Sciences', 1],
    ['Proceedings of the Academy of Natural Sciences of Philadelphia', 5],
    ['Proceedings of the Biological Society of Washington', 1],
    ['The Pacific', 1],
    ['Transactions of the San Diego Society of Natural History', 1],
    ['U. S. Geolological Survey Wyoming & Contiguous Territories', 1],
    ['United States Geological Survey West 100. Meridian v. 5, Zool.', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=15)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerSource', 'pie', 11, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerSource'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerSource);