function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bulletin of the American Museum of Natural History', 25],
    ['Bulletin of the British Museum (Natural History), Zoology Series', 17],
    ['Check List', 30],
    ['Cichlid Press', 17],
    ['Copeia', 28],
    ['European Journal of Taxonomy', 33],
    ['Ichthyological Exploration of Freshwaters', 51],
    ['Neotropical Ichthyology', 54],
    ['Proceedings of the Zoological Society of London, B', 34],
    ['Raffles Bulletin of Zoology', 58],
    ['Revue Zoologique Africaine', 18],
    ['Revue de Zoologie et de Botanique Africaines', 32],
    ['Transactions of the Zoological Society of London', 20],
    ['Vertebrate Zoology', 21],
    ['Zootaxa', 451],
    ['Other (132)', 474]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=1363)',
    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);