function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Cedro, Victor R. & Hajdu, Eduardo & Correia, Monica D.', 2],
    ['Cruz-Barraza, José Antonio & Carballo, José Luis', 3],
    ['Cruz-Barraza, José Antonio & Vega, Cristina', 8],
    ['Domingos, Celso & Moraes, Fernando & Muricy, Guilherme', 8],
    ['Ereskovsky, Alexander V.', 2],
    ['Grenier, Marie & Ruiz, Cesar & Lage, Anaira & Perez, Thierry', 3],
    ['Lage, Anaíra & Araujo, Hannah Paola Mota', 3],
    ['Lage, Anaíra & Muricy, Guilherme & Ruiz, César & Pérez, Thierry', 11],
    ['Lehnert, Helmut & Stone, Robert & Heimler, Wolfgang', 2],
    ['Perez, Thierry & Ruiz, Cesar', 3],
    ['Ruiz, Cesar & Ereskovsky, Alexander & Perez, Thierry', 6],
    ['Rützler, Klaus & Piantoni, Carla & Van, Rob W. M.', 6],
    ['Samaai, Toufiek & Pillay, Ruwen & Janson, Liesl', 2],
    ['Schulze, F. E.', 5],
    ['Vicente, Jan & Zea, Sven & Hill, Russell T.', 3],
    ['Other (10)', 15]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=82)',
    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);