function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Babenko, Anatoly & Stebaeva, Sophya & Turnbull, Matthew S.', 1],
    ['Bendjaballah, Mohamed & Zoughailech, Abdelmalek', 2],
    ['Bernard, Ernest C. & Soto-Adames, Felipe N. & Wynne, J. Judson', 1],
    ['Brahim-Bounab, Hayette & Bendjaballah, Mohamed', 1],
    ['Börner, Carl', 1],
    ['Folsom, J. W.', 1],
    ['Jantarit, Sopark & Bedos, Anne & Deharveng, Louis', 4],
    ['Nunes, Rudy Camilo & Bellini, Bruno Cavalcante', 1],
    ['Oliveira, João Victor L. C. & Alves, Jorge L. S.', 2],
    ['Zeppelini, Douglas & Oliveira, João V. L. C.', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=16)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 10, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);