function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['A. F. Rose', 1],
    ['Abhandlungen der Deutschen Akademie der Wissenschaften zu Berlin', 1],
    ['Acta Ichthyologica et Piscatoria', 1],
    ['Beverley Tucker', 1],
    ['Bulletin of Marine Science', 1],
    ['Bulletin of the Bingham Oceanographic Collection Yale University', 2],
    ['Contributions in Science of the Natural History Museum of Los Angeles County', 1],
    ['Copeia', 1],
    ['European Journal of Taxonomy', 1],
    ['F. Schoell', 1],
    ['Journal of Fish Biology', 1],
    ['Laurentius Salvius', 4],
    ['Mémoires de l\'Académie des Sciences de St. Pétersbourg, 7', 1],
    ['University of Kansas Natural History Museum, Scientific Papers', 4],
    ['Zootaxa', 13],
    ['Other (9)', 9]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=43)',
    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);