function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barra, Jean-Auguste', 13],
    ['Bellini, Bruno Cavalcante & Zeppelini, Douglas', 3],
    ['Bendjaballah, Mohamed & Zoughailech, Abdelmalek', 2],
    ['Cipola, Nikolas Gioia & Arbea, Javier & Baquero, Enrique', 11],
    ['Cipola, Nikolas Gioia & Morais, José Wellington De', 5],
    ['Godeiro, Nerivania N. & Bellini, Bruno C.', 3],
    ['Godeiro, Nerivânia N. & Bellini, Bruno C.', 4],
    ['Jantarit, Sopark & Bedos, Anne & Deharveng, Louis', 2],
    ['Mayvan, Mahmood Mehrafrooz & Greenslade, Penelope', 3],
    ['Negri, Ilaria & Pellecchia, Marco & Fanciulli, Pietro Paolo', 2],
    ['Nguyen, Anh T. T. & Thuy, Kim N. & Arbea, Javier I.', 9],
    ['Nunes, Rudy Camilo & Cipola, Nikolas Gioia', 3],
    ['Ospina-Sanchez, Claudia Marcela & Soto-Adames, Felipe N', 5],
    ['Thibaud, Jean-Marc', 5],
    ['Zeppelini, Douglas', 2],
    ['Other (13)', 14]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=86)',
    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);