function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bezark, Larry G.', 1],
    ['Bezark, Larry G. & Santos-Silva, Antonio', 1],
    ['Galileo, Maria Helena M. & Martins, Ubirajara R.', 1],
    ['Monné, Marcela L. & Monné, Miguel A.', 1],
    ['Monné, Miguel A.', 42],
    ['Monné, Miguel A. & Almeida, Lucia M. & Oliveira, Marcio L.', 2],
    ['Monné, Miguel A. & Monné, Marcela L.', 1],
    ['Pérez-Flores, Oscar', 1],
    ['Pérez-Flores, Oscar & Santos-Silva, Antonio', 1],
    ['Santos-Silva, Antonio & Botero, Juan Pablo & Tirant, Stéphane Le', 3],
    ['Santos-Silva, Antonio & Nascimento, Francisco E. De L.', 2],
    ['Souza, Diego De Santana & Andriolo, Aline', 1],
    ['Taboada-Verona, Carlos & Botero, Juan Pablo', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=58)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 13, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);