function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Anales de la Sociedad Española de Historia Natural', 1],
    ['Biodiversity Data Journal', 4],
    ['Bulletin of the United States National Museum', 2],
    ['European Journal of Taxonomy', 5],
    ['Fishery Bulletin', 1],
    ['Journal of the Ocean Science Foundation', 1],
    ['Memoirs of the Queensland Museum', 1],
    ['Pacific Science', 3],
    ['Proceedings of the Academy of Natural Sciences of Philadelphia', 1],
    ['Proceedings of the Biological Society of Washington', 2],
    ['Proceedings of the United States National Museum, 3', 3],
    ['Smithsonian Contributions to Zoology', 4],
    ['Smithsonian Miscellaneous Collections', 1],
    ['Zoological Studies', 5],
    ['Zootaxa', 25],
    ['Other (3)', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=62)',
    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);