function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Australian zoologist', 3],
    ['Bulletin of the Bingham Oceanographic Collection Yale University', 13],
    ['Bulletin of the Museum of Comparative Zoology at Harvard College, 3', 3],
    ['Check List', 9],
    ['Copeia', 4],
    ['F. S. Hübschmann, Monachii [= Munich] & Fleischer, Lipsiae [= Leipzig]', 5],
    ['Japanese Journal of Ichthyology', 6],
    ['Natuurkunde Tijdschrift voor Nederlandsche-Indië', 5],
    ['Nederlandsch Tijdschrift voor de Dierkunde', 3],
    ['Proceedings of the Academy of Natural Sciences of Philadelphia', 6],
    ['Proceedings of the United States National Museum, 3', 8],
    ['Raffles Bulletin of Zoology', 12],
    ['Verhandelingen van het Bataviaasch Genootschap van Kunsten en Wetenschappen', 8],
    ['ZooKeys', 4],
    ['Zootaxa', 65],
    ['Other (45)', 59]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=213)',
    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);