function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['American Museum Novitates', 5],
    ['Bulletin of the American Museum of Natural History', 9],
    ['Canadian Journal of Earth Sciences', 1],
    ['Fossil Record', 14],
    ['Geodiversitas', 9],
    ['Journal of Systematic Palaeontology', 2],
    ['Journal of Vertebrate Paleontology', 3],
    ['Mesozoic and Cenozoic Red Beds of South China: Selected Papers from the " Cretaceous-Tertiary Workshop ", Institute of Vertebrat', 1],
    ['Nature Ecology & Evolution', 1],
    ['Palaeontologica Sinica, Series C', 1],
    ['PeerJ', 3],
    ['University of Toronto Studies, Geological Series', 2],
    ['ZooKeys', 8],
    ['Zoological Journal of the Linnean Society', 95],
    ['Zootaxa', 24],
    ['Other (3)', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=181)',
    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);