function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['American Museum Novitates', 1],
    ['Bulletin de la Société Zoologique de France', 1],
    ['Bulletin of Marine Science', 1],
    ['Bulletin of the United States Bureau of Fisheries', 1],
    ['Check List', 1],
    ['Cybium', 1],
    ['Field Columbian Museum Zoological Series', 1],
    ['Journal and Proceedings of the Asiatic Society of Bengal', 1],
    ['Monogr. Bur. Sci. Manila', 4],
    ['Natuurkunde Tijdschrift voor Nederlandsche-Indië', 5],
    ['Proceedings of the Academy of Natural Sciences of Philadelphia', 1],
    ['Proceedings of the Biological Society of Washington', 1],
    ['Proceedings of the Zoological Society of London, B', 2],
    ['Records of the Indian Museum', 1],
    ['Zootaxa', 8],
    ['Other (6)', 6]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=36)',
    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);