function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Annals and Magazine of Natural History, Including Zoology, Botany and Geology, Being a Continuation of the \' Magazine of Botany ', 6],
    ['Anzeiger', 1],
    ['Biblioteca de Clasicos Cubanos', 1],
    ['Bulletin de la Société Philomathique de Paris, Série 7', 1],
    ['Bulletin of the Museum of Comparative Zoology at Harvard College', 1],
    ['Bulletin of the United States Fish Commission', 1],
    ['Giornale di Scienze, Lettere ed Arti per la Sicilia', 2],
    ['Kongelige Danske Videnskabernes Selskab Skrifter, 6', 4],
    ['Memoirs of the Carnegie Museum', 1],
    ['Memorie della Reale Academia della Sciencze di Torino', 1],
    ['Naturalista Siciliano', 3],
    ['Proceedings of the Zoological Society of London, B', 5],
    ['Records of the Australian Museum', 2],
    ['Report on the Scientific Results of the Voyage of H. M. S. “ Challenger ” during the Years 1873 - 76 under the Command of Captai', 2],
    ['Special Bulletin of the United States National Museum', 2],
    ['Other (5)', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=38)',
    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);