function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ainsworth, Ruth', 2],
    ['Bouamer, Salah & Morand, Serge', 7],
    ['Brigitte, Planade & Odile, Bain & Jean-Paul, Lena & Pierre, Joly', 2],
    ['Campião, Karla Magalhães & Morais, Drausio Honorio', 7],
    ['Ferreira, Antonio Carlos Santos & Vieira, Fabiano Matos', 2],
    ['Garduno-Montes de Oca, Edgar Uriel & Mata-Lopez, Rosario', 2],
    ['Gupta, Neelima & Bhaskar, Manju & Gupta, Dileep Kumar', 2],
    ['Lopes, Daniela A. & Gomes, Delir Correa & Knoff, Marcelo', 7],
    ['Moravec, František & Jirků, Miloslav', 2],
    ['Moravec, František & Van As, Liesl L.', 3],
    ['Muniz-Pereira, Luís C. & Vieira, Fabiano M. & Luque, José L.', 2],
    ['Oca, Edgar Uriel Garduno-Montes de & Lopez-Caballero, Jorge D.', 3],
    ['Paredes-León, Ricardo & García-Prieto, Luis', 35],
    ['Rahimian, Hassan & Pazoki, Samaneh & Habashi, Sima Abbasi', 4],
    ['Xue, Xiao-Feng & Song, Zi-Wei & Hong, Xiao-Yue', 2],
    ['Other (9)', 9]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=91)',
    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);