function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Societatis Regiae Scientiarum Indo-Neêrlandicae', 5],
    ['Anales de la Universidad de Chile, Memorias Cientificas y Literarias', 2],
    ['Anzeiger', 3],
    ['Australian zoologist', 2],
    ['Bulletin of the United States Fish Commission', 2],
    ['Journal of the Bombay Natural History Society', 4],
    ['Natuurkunde Tijdschrift voor Nederlandsche-Indië', 11],
    ['Occasional Papers of the Bernice P. Bishop Museum', 2],
    ['Proceedings of the Academy of Natural Sciences of Philadelphia', 3],
    ['Proceedings of the Linnean Society of New South Wales', 8],
    ['Proceedings of the Royal Society of Queensland', 3],
    ['Proceedings of the United States National Museum, 3', 7],
    ['Proceedings of the Zoological Society of London, B', 3],
    ['Senckenbergiana Biologica', 4],
    ['Zootaxa', 5],
    ['Other (26)', 31]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=95)',
    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);