function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Eltz, Thomas & Fritzsch, Falko & Pech, Jorge Ramírez', 2],
    ['HINOJOSA-DÍAZ, ISMAEL A. & ENGEL, MICHAEL S.', 1],
    ['Hinojosa-Diaz, Ismael A. & Brosi, Berry J.', 1],
    ['Hinojosa-Diaz, Ismael A. & Engel, Michael S.', 10],
    ['Hinojosa-Diaz, Ismael A. & Melo, Gabriel A. R.', 2],
    ['Hinojosa-Diaz, Ismael A. & Nemesio, Andre & Engel, Michael S.', 2],
    ['Hinojosa-Diaz, Ismael Alejandro & Engel, Michael S.', 5],
    ['Nemesio, Andre & Engel, Michael S.', 3],
    ['Nemésio, André', 14],
    ['Nemésio, André & Engel, Michael S.', 1],
    ['Nemésio, André & Ferrari, Rafael R.', 6],
    ['Nemésio, André & Rasmussen, Claus', 3],
    ['RAMOS, KELLI S. & KAWADA, RICARDO & BRANDÃO, CARLOS ROBERTO F.', 2],
    ['Ramírez, Santiago', 2],
    ['Rasmussen, Claus & Skov, Charlotte', 2],
    ['Other (1)', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=57)',
    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);