function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Palaeontologica Polonica', 2],
    ['American Museum Novitates', 13],
    ['Annalen des kaiserlich-königlichen naturhistorischen Hofmuseums', 6],
    ['Annals of the South African Museum [Annale van die Suid-Afrikaanse Museum]', 1],
    ['Annals of the Transvaal Museum', 3],
    ['Bulletin of the American Museum of Natural History', 1],
    ['European Journal of Taxonomy', 8],
    ['GFF', 1],
    ['Geobios', 4],
    ['Geodiversitas', 54],
    ['Geological Magazine', 1],
    ['Journal of Paleontology', 1],
    ['Memoires de la Societe geologique de France, 2', 2],
    ['Rivista Italiana di Paleontologia E Stratigrafia', 2],
    ['Transactions of the geological society of London, 2', 7],
    ['Other (1)', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=107)',
    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);