function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Aquatica', 2],
    ['Archiv für Fischereiwissenschaft', 4],
    ['Boletim do Museu Municipal do Funchal', 4],
    ['Breviora', 1],
    ['Bulletin de l\'Institut Océanographique de Monaco', 1],
    ['Bulletin of the Bingham Oceanographic Collection Yale University', 3],
    ['Bulletin of the Vanderbilt Oceanographic Museum', 1],
    ['Dana Reports', 3],
    ['European Journal of Taxonomy', 19],
    ['Pacific Science', 2],
    ['Proceedings of the United States National Museum, 3', 2],
    ['Videnskabelige Meddelelser frå Dansk Naturhistorisk Forening', 15],
    ['ZooKeys', 3],
    ['Zootaxa', 47],
    ['“ Meteor ” Forschungsergebnisse, D', 2],
    ['Other (16)', 16]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=125)',
    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);