function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Ichthyologica et Piscatoria', 1],
    ['Annals of the Lyceum of Natural History of New York', 3],
    ['Biodiversity Data Journal', 4],
    ['Bulletin of the Museum of Comparative Zoology at Harvard College, 3', 4],
    ['Bulletin of the United States Fish Commission', 5],
    ['European Journal of Taxonomy', 7],
    ['Nederlandsch Tijdschrift voor de Dierkunde', 3],
    ['Philippine Journal of Science, Section D', 3],
    ['Proceedings of the Academy of Natural Sciences of Philadelphia', 6],
    ['Proceedings of the Biological Society of Washington', 2],
    ['Proceedings of the California Academy of Sciences, Series 4', 2],
    ['Proceedings of the Linnean Society of New South Wales', 3],
    ['Proceedings of the United States National Museum, 3', 2],
    ['Records of the Australian Museum', 2],
    ['Zootaxa', 141],
    ['Other (22)', 22]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=210)',
    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);