function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Berto, Bruno Pereira & Flausino, Walter & Luz, Hermes Ribeiro', 1],
    ['Bezerra-Santos, Marcos Antônio', 1],
    ['Genovez-Oliveira, Jhon Lennon & Cardozo, Sergian V.', 1],
    ['Grès, Virginie & Marchandeau, Stéphane & Landau, Irène', 1],
    ['Jacobson, Elliott R. & Ossiboff, Robert J.', 1],
    ['Lopes, Bruno Do Bomfim & Berto, Bruno Pereira', 1],
    ['Matsche, Mark A. & Adams, Cynthia R. & Blazer, Vicki S.', 1],
    ['Oliveira, Mariana S. & Oliveira, Jhon Lennon G.', 1],
    ['Ortúzar-Ferreira, Carlos Nei & Andrade, Lucas De Assis S.', 1],
    ['Pinho, Irlane F. De & Silva, Lidiane Maria Da', 1],
    ['Rodrigues, Mariana Borges & Silva, Lidiane Maria Da', 1],
    ['Silva-Carvalho, L. M. & Pastura, D. G. N. & Gomes, J. V.', 1],
    ['Solarczyk, Piotr', 1],
    ['Tucunduva, Priscila & Rodrigues, Mariana Borges', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=14)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 14, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);