function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Carmona-Suárez, Carlos & Poupin, Joseph', 3],
    ['Coelho, Petrônio Alves & Almeida, Alexandre Oliveira De', 3],
    ['Lee, Bee Yan & Forges, Bertrand Richer De & Ng, Peter K. L.', 11],
    ['Lee, Bee Yan & Richer De Forges, Bertrand & Ng, Peter K. L.', 2],
    ['Mantelatto, Fernando L. & Tamburus, Ana Francisca', 1],
    ['Martin, Joel W. & Haney, Todd A.', 2],
    ['Ng, Peter K. L. & Forges, Bertrand Richer De', 4],
    ['Published, First', 1],
    ['Takeda, Masatsune', 1],
    ['Tomás A. Luppi & Eduardo D. Spivak', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=29)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 10, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);