function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Annals and Magazine of Natural History, Including Zoology, Botany and Geology, Being a Continuation of the \' Magazine of Botany ', 1],
    ['Anzeiger', 3],
    ['Bronner', 1],
    ['Bulletin of the Museum of Comparative Zoology at Harvard College', 1],
    ['Bulletin of the United States National Museum', 2],
    ['Cybium', 2],
    ['E. J. Brill', 1],
    ['Issled. Dal\'nevost. Morei SSSR', 1],
    ['Mémoires de l\'Académie des Sciences de St. Pétersbourg, 7', 4],
    ['Proceedings of the Linnean Society of New South Wales', 3],
    ['Proceedings of the United States National Museum, 3', 13],
    ['Report of the United States Commissioner of Fish and Fisheries', 2],
    ['Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften, Mathematisch-Naturwissenschaften Classe', 3],
    ['Zootaxa', 30],
    ['l\'Impremerie Nationale', 2],
    ['Other (14)', 14]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=83)',
    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);