function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Universitatis Bergensis, Series Mathematica Rerumque Naturalium', 1],
    ['Annals and Magazine of Natural History, Including Zoology, Botany and Geology, Being a Continuation of the \' Magazine of Botany ', 1],
    ['Australian Journal of Zoology', 1],
    ['B. A. N. Z. Antarctic Research Expedition, Reports Series B (Zoology and Botany)', 1],
    ['Centralblatt für Bakteriologie, Parasitenkunde und Infektionskrankheiten', 2],
    ['Indian Journal of Helminthology', 1],
    ['Izvestiya Tikhookeanskoi Nauchno-Promyslovi Ostantsii', 1],
    ['Journal of Fujian Teachers University (Natural Science)', 1],
    ['Marine Science Bulletin', 1],
    ['Papers from the Tortugas Laboratory of the Carnegie Institute of Washington', 1],
    ['Primer Congress Nacional de Pesquerías Marítimas e Industry Derivadas, Mar del Plata, 24 - 29 th October 1949, Buenos Aires', 1],
    ['Publications of the Carnegie Institution of Washington', 1],
    ['Studia Marina Sinica', 2],
    ['Systematic Parasitology', 2],
    ['Zoologischer Anzeiger', 2],
    ['Other (5)', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=24)',
    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);