function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Societatis Regiae Scientiarum Indo-Neêrlandicae', 2],
    ['Archiv für Naturgeschichte', 4],
    ['Australian zoologist', 2],
    ['Bulletin de l\'Institut Océanographique de Monaco', 5],
    ['Bulletin de l\'Institut Royal des Sciences Naturelles de Belgique', 3],
    ['Bulletin de la Société Zoologique de France', 4],
    ['Bulletin du Muséum National d’Histoire Naturelle, Série 2', 11],
    ['Bulletin of the Misaki Marine Biological Institute Kyoto University', 2],
    ['E. J. Brill', 2],
    ['European Journal of Taxonomy', 18],
    ['Journal of the Ocean Science Foundation', 4],
    ['Proceedings of the Linnean Society of New South Wales', 5],
    ['Records of the Australian Museum', 4],
    ['Records of the Zoological Survey of India', 3],
    ['Zootaxa', 45],
    ['Other (29)', 34]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=148)',
    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);