function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Palaeontologica Polonica', 4],
    ['Biodiversity Data Journal', 26],
    ['Fossil Imprint', 32],
    ['Geobios', 7],
    ['Geodiversitas', 102],
    ['Journal of Hymenoptera Research', 5],
    ['Journal of Systematic Palaeontology', 5],
    ['Kungliga Svenska Vetenskapsakademiens Handlingar, Series 3', 5],
    ['Palaeontologia Electronica', 5],
    ['Records of the Australian Museum', 10],
    ['Report on the Scientific Results of the Voyage of H. M. S. “ Challenger ” during the Years 1873 - 76 under the Command of Captai', 6],
    ['Revue de Paléobiologie', 20],
    ['Transactions of the geological society of London, 2', 9],
    ['Zoosystema', 74],
    ['Zootaxa', 357],
    ['Other (32)', 53]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=720)',
    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);