function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bertani, Rogerio & Schimonsky, Diego M. von & Gallao, Jonas E.', 4],
    ['Bertani, Rogério & Bichuette, Maria Elina', 3],
    ['Brescovit, Antonio D. & Taucare-Ríos, Andrés', 6],
    ['Cala-Riquelme, Franklyn & Gutiérrez-Estrada, Miguel A.', 3],
    ['Dean, David Allen', 5],
    ['Duperre, Nadine & Harms, Danilo & Crespo-Perez, Veronica', 3],
    ['Fukushima, Caroline Sayuri & Andrade, Rute Maria Goncalves de', 3],
    ['Goncalves-de-Andrade, Rute Maria & Bertani, Rogerio', 2],
    ['Lotz, L. N.', 40],
    ['Lotz, Leon N.', 9],
    ['Magalhaes, Ivan L. F. & Perez-Gonzalez, Abel', 5],
    ['Magalhães, Ivan L. F. & Brescovit, Antonio D.', 6],
    ['Planas, Enric & Ribera, Carles', 6],
    ['Ruiz, Alexander Sánchez & Brescovit, Antonio D.', 7],
    ['Valdez-Mondragon, Alejandro & Navarro-Rodriguez, Claudia I.', 3],
    ['Other (18)', 21]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=126)',
    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);