function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Aguilar-Mendez, Mario J. & Rosas-Mejia, Madai', 1],
    ['Bonelli, Franco Andrea', 1],
    ['Brandão, Carlos Roberto F. & Feitosa, Rodrigo M. & Powell, Scott', 1],
    ['Carlos Roberto F. Brandão & Rodrigo M. Feitosa & Scott Powell', 1],
    ['DE ALBUQUERQUE, EMÍLIA ZOPPAS & PRADO, LÍVIA PIRES DO', 4],
    ['Forel, A.', 1],
    ['Leponce, Maurice & Delabie, Jacques H. C. & Orivel, Jérôme', 3],
    ['Moreau, Corrie S. & Wray, Brian D.', 1],
    ['Oliveira, Aline Machado & Powell, Scott', 21],
    ['Silva, Márcio Morais & Esbérard, Carlos Eduardo Lustosa', 1],
    ['Wild, A. L.', 26],
    ['Wild, Alexander L.', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=64)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 12, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);