function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bollettino di Pesca Piscicoltura e Idrobiologia', 1],
    ['Bulletin du Muséum National d’Histoire Naturelle, Santiago', 1],
    ['Bulletin of the Bingham Oceanographic Collection Yale University', 1],
    ['Bulletin of the Museum of Comparative Zoology at Harvard College, 3', 4],
    ['Cahiers O. R. S. T. O. M. [Office de la Recherche Scientifique et Technique Outre-Mer] Série Océanographie', 2],
    ['European Journal of Taxonomy', 4],
    ['FishTaxa', 1],
    ['Ichthyological Research', 3],
    ['Memoirs of the Carnegie Museum', 2],
    ['Pacific Science', 2],
    ['Proceedings of the United States National Museum, 3', 1],
    ['Records of the Australian Museum', 1],
    ['Species Diversity', 6],
    ['Trudy P. P. Shirshov Instytut Okeanologii', 5],
    ['Zootaxa', 29],
    ['Other (1)', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=64)',
    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);