function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bulletin of Marine Science', 1],
    ['Bulletin of the Misaki Marine Biological Institute Kyoto University', 1],
    ['European Journal of Taxonomy', 1],
    ['Ichthyological Research', 1],
    ['J. L. B. Smith Institute of Ichthyology Special Publication', 2],
    ['Japanese Journal of Ichthyology', 1],
    ['Journal of the Taiwan Museum', 1],
    ['Kungliga Svenska Vetenskapsakademiens Handlingar', 1],
    ['Marine and Freshwater Research', 1],
    ['National Museum of New Zealand records', 1],
    ['New Zealand Journal of Zoology', 2],
    ['Proceedings of the Biological Society of Washington', 2],
    ['Proceedings of the United States National Museum, 3', 2],
    ['Sci. Reports, John Murray Exped.', 2],
    ['Zootaxa', 14],
    ['Other (4)', 4]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=37)',
    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);