function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Annals of the South African Museum\'', 4],
    ['Bulletin du Muséum National d’Histoire Naturelle, Série 4, Section A, Zoologie, Biologie et Écologie d’Animal', 3],
    ['California Academy of Sciences', 7],
    ['Journal of Experimental Marine Biology and Ecology', 4],
    ['Memoirs of the College of Science, Kyoto Imperial University, B', 6],
    ['Mémoires du Muséum National d’Histoire Naturelle, Série A, Zoologie', 5],
    ['Publications of the Seto Marine Biological Laboratory', 3],
    ['Raffles Bulletin of Zoology', 4],
    ['Ray Society', 5],
    ['Videnskabelige Meddelelser fra Dansk Naturhistoriske Forening i Kjøbenhavn', 5],
    ['ZooKeys', 6],
    ['Zoological Journal of the Linnean Society', 7],
    ['Zoologicheskiy zhurnal', 6],
    ['Zoosystematics and Evolution', 12],
    ['Zootaxa', 31],
    ['Other (31)', 42]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=150)',
    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);