function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Brandoni, Diego & Carlini, Alfredo A. & Pujos, François', 1],
    ['Brandoni, Diego & Soibelzon, Esteban & Scarano, Alejo', 2],
    ['Carlini, Alfredo A. & Brandoni, Diego & Dal Molin, Carlos N.', 3],
    ['Carlini, Alfredo A. & Brandoni, Diego & Sánchez, Rodolfo', 1],
    ['Carrillo-Briceno, Jorge Domingo & Ruiz-Ramoni, Damian', 1],
    ['Casali, Daniel M & Boscaini, Alberto & Gaudin, Timothy J', 7],
    ['Saint-André, Pierre-Antoine & Iuliis, Gerardo De', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=16)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 7, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);