function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Arquivos do Museu Nacional Rio de Janeiro', 7],
    ['Atti della Accademia Pontaniana', 6],
    ['Biodiversity Data Journal', 2],
    ['Bulletin -- United States National Museum', 5],
    ['Bulletin de l\'Institut Océanographique de Monaco', 2],
    ['Bulletin du Muséum National d’Histoire Naturelle, Série 4, Section A, Zoologie, Biologie et Écologie d’Animal', 2],
    ['Bulletin du Muséum National d’Histoire Naturelle, [Série 1]', 3],
    ['Bulletin of the United States National Museum', 10],
    ['Memoirs of the Asiatic Society of Bengal', 4],
    ['Reports of Science Research Voyage of H. M. S. Challenger. Zoology', 6],
    ['The John Murray Expedition, 1933 - 1934. Scientific Reports', 3],
    ['Zoologicheskii Zhurnal', 5],
    ['Zoosystema', 17],
    ['Zoosystematics and Evolution', 5],
    ['Zootaxa', 17],
    ['Other (15)', 18]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=112)',
    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);