function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Academy of Sciences of the USSR, Soological Institute', 1],
    ['American Museum Novitates', 1],
    ['Archiv für Fischereiwissenschaft', 1],
    ['Bihang till Kongliga Svenska Vetenskaps-Akademiens Handlingar', 1],
    ['Copeia', 3],
    ['Discovery Reports', 2],
    ['Jahrbuch der Hamburgischen Wissenschaftlichen Anstalten', 2],
    ['Longman, Brown', 3],
    ['Monatsberichte der Akademie der Wissenschaft zu Berlin', 2],
    ['Rep. " Southern Cross, " Brit. Mus. (Nat. Hist.).', 7],
    ['Report on the Scientific Results of the Voyage of H. M. S. “ Challenger ” during the Years 1873 - 76 under the Command of Captai', 3],
    ['Transactions of the Royal Society of Edinburgh', 2],
    ['Voprosy Ikhtiologii', 4],
    ['Wiss. Ergebn. Schwed. Südpolar-Exp.', 3],
    ['Zoodiversity', 4],
    ['Other (10)', 10]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=49)',
    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);