function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['A. Constable', 1],
    ['Allattani Küzlem. Budapest', 2],
    ['American Museum Novitates', 1],
    ['Anzeiger', 2],
    ['Arch. Mus. Lyon', 1],
    ['Atti della Società Italiana di Scienze Naturali e del Museo Civico di Storia Naturale di Milano', 3],
    ['Bulletin of the Southern California Academy of Sciences', 4],
    ['Copeia', 10],
    ['Field Columbian Museum Zoological Series', 1],
    ['Hydrobiologia', 1],
    ['Journal and Proceedings of the Asiatic Society of Bengal', 1],
    ['Miscellaneous Publications of the Museum of Zoology University of Michigan', 1],
    ['Monatsberichte der Akademie der Wissenschaft zu Berlin', 1],
    ['Proceedings of the Academy of Natural Sciences of Philadelphia', 3],
    ['Records of the Indian Museum', 2],
    ['Other (6)', 6]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=40)',
    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);