function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Ichthyologica et Piscatoria', 2],
    ['Acta Zoologica Sinica', 1],
    ['Annals and Magazine of Natural History, Including Zoology, Botany and Geology, Being a Continuation of the \' Magazine of Botany ', 1],
    ['Annotationes Zoologicae Japonenses', 1],
    ['Bulletin of Marine Science', 1],
    ['Cybium', 1],
    ['E. J. Brill', 1],
    ['European Journal of Taxonomy', 1],
    ['Fieldiana Zoology, New Series', 2],
    ['Memoirs of the Indian Museum', 3],
    ['Proceedings of the California Academy of Sciences, Series 4', 9],
    ['Proceedings of the United States National Museum, 3', 7],
    ['Raffles Bulletin of Zoology', 3],
    ['Revue française d\'Aquariologie Herpétologie', 2],
    ['Zootaxa', 31],
    ['Other (6)', 6]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=72)',
    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);