function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Biol. Results " Endeavour "', 2],
    ['Bulletin du Muséum National d’Histoire Naturelle, Série 2', 3],
    ['Bulletin of Marine Science', 2],
    ['Bulletin of the Museum of Comparative Zoology at Harvard College', 2],
    ['Bulletin of the United States National Museum', 2],
    ['Check List', 2],
    ['Copeia', 5],
    ['E. J. Brill', 2],
    ['Memoirs of the Queensland Museum', 3],
    ['Proceedings of the Academy of Natural Sciences of Philadelphia', 3],
    ['Proceedings of the Linnean Society of New South Wales', 3],
    ['Proceedings of the United States National Museum, 3', 16],
    ['Report of the United States Commissioner of Fish and Fisheries', 4],
    ['Report on the Scientific Results of the Voyage of H. M. S. “ Challenger ” during the Years 1873 - 76 under the Command of Captai', 3],
    ['Zootaxa', 47],
    ['Other (28)', 33]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=132)',
    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);