function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barros, Rafael C. & Julio, Carlos E. A. & Nearns, Eugenio H.', 3],
    ['Ferreira, Gabriel Dos Santos & Ferreira, André Da Silva', 2],
    ['Galileo, Maria Helena M. & Martins, Ubirajara R.', 1],
    ['Monné, Miguel A.', 1],
    ['Monné, Miguel A. & Almeida, Lucia M. & Oliveira, Marcio L.', 1],
    ['Monné, Miguel A. & Monné, Marcela L.', 1],
    ['Nearns, Eugenio H. & Nascimento, Francisco E. de. L.', 6],
    ['Nearns, Eugenio H. & Powell, Gareth S.', 1],
    ['Nearns, Eugenio H. & Swift, Ian P.', 2],
    ['Nearns, Eugenio H. & Tavakilian, Gérard L.', 10],
    ['Santos-Silva, Antonio & Nascimento, Francisco E. De L.', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=29)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 11, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);