function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Abhandlungen aus dem Gebiete der Naturwissenschaften herausgegeben vom Naturwissenschaftlichen Verein in Hamburg', 13],
    ['American Museum Novitates', 4],
    ['Annali del Museo Civico di Storia Naturale di Genova', 4],
    ['Annals and Magazine of Natural History, Including Zoology, Botany and Geology, Being a Continuation of the \' Magazine of Botany ', 21],
    ['Bulletin of the American Museum of Natural History', 10],
    ['Cistula Entomologica', 5],
    ['Journal and Proceedings of the Asiatic Society of Bengal', 4],
    ['Magasin de Zoologie', 5],
    ['Mitteilungen aus dem Zoologischen Museum in Berlin', 5],
    ['Occasional Papers of the Museum of Texas Tech University', 4],
    ['Records of the Indian Museum', 5],
    ['Revista Ibérica de Aracnología', 5],
    ['The Journal of the Asiatic Society of Bengal', 8],
    ['Zoologische Mededelingen, Leiden', 10],
    ['Zoologischer Anzeiger', 10],
    ['Other (32)', 51]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=164)',
    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);