function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Arango, Angela & Palacios-Vargas, José G. & Vázquez, Magdalena', 13],
    ['Babenko, Anatoly & Shveenkova, Yulia & Potapov, Mikhail', 15],
    ['Babenko, Anatoly & Stebaeva, Sophya & Turnbull, Matthew S.', 69],
    ['Bendjaballah, Mohamed & Zoughailech, Abdelmalek', 19],
    ['Brahim-Bounab, Hayette & Bendjaballah, Mohamed', 20],
    ['Jantarit, Sopark & Bedos, Anne & Deharveng, Louis', 67],
    ['Mayvan, Mahmood Mehrafrooz & Greenslade, Penelope', 45],
    ['Nguyen, Anh T. T. & Thuy, Kim N. & Arbea, Javier I.', 37],
    ['Ospina-Sanchez, Claudia Marcela & Soto-Adames, Felipe N', 25],
    ['Silveira, Tatiana Cristina Da & Mendonça, Maria Cleide De', 36],
    ['Smolis, Adrian', 20],
    ['Smolis, Adrian & Deharveng, Louis', 14],
    ['Smolis, Adrian & Kuznetsova, Nataliya', 14],
    ['Smolis, Adrian & Skarzynski, Dariusz', 15],
    ['Thibaud, Jean-Marc', 118],
    ['Other (98)', 299]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=826)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 16, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);