function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Alves, Philippe V. & Vieira, Fabiano M. & Santos, Cláudia P.', 1],
    ['Figueroa, Alex & Low, Martyn E. Y. & Lim, Kelvin K. P.', 2],
    ['Folt, Brian & Guyer, Craig', 2],
    ['Gagnaison, Cyril & Mennecart, Bastien & Bailleul, Julien', 1],
    ['Ginsburg, Léonard & Cheneval, Jacques & Janvier, Philippe', 1],
    ['Hoser, Raymond', 2],
    ['Iverson, John B.', 4],
    ['Jones, Dillon & Foshee, Bethany & Fitzgerald, Lee', 1],
    ['Lambe L. M.', 1],
    ['Mccranie, James R.', 1],
    ['Thomas, Travis M. & Granatosky, Michael C. & Bourque, Jason R.', 4]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=20)',
    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);