function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Baicere-Silva, Clarianna Martins & Ferreira, Katiane M.', 1],
    ['Batista-Silva, Valéria Flávia & Frota, Augusto', 1],
    ['De Oliveira, Rianne C. & Ota, Renata R. & Deprá, Gabriel C.', 3],
    ['Deprá, Gabriel de Carvalho & Ota, Renata Rúbia', 1],
    ['Dos Anjos De Sousa, Deise J. & Silva-Oliveira, Cárlison', 1],
    ['Eigenmann, C. H. & Myers, G. S.', 1],
    ['Ferreira, Katiane M. & Carvajal, Fernando M.', 1],
    ['Ferreira, Katiane M. & Ohara, Willian Massaharu', 1],
    ['Fowler, Henry Weed', 1],
    ['Géry, J.', 2],
    ['Langeani, Francisco', 1],
    ['Ota, Renata Rúbia & Deprá, Gabriel de Carvalho', 1],
    ['dos Santos, Sergio Alexandre & de Britto, Marcelo Ribeiro', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=16)',
    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);