function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bernard Séret & Peter R. Last', 6],
    ['Brett A. Human', 17],
    ['Brett A. Human & Leonard J. V. Compagno', 6],
    ['Carneiro, Miguel & Martins, Rogélia & Landi, Monica', 9],
    ['Ebert, David A. & White, William T. & Ho, Hsuan-Ching', 8],
    ['Ebert, David A. & Wintner, Sabine P. & Kyne, Peter M.', 24],
    ['Human, Brett A.', 6],
    ['Ian P. Jacobsen & Mike B. Bennett', 8],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 6],
    ['Schaaf-Da, Jayna A. & Ebert, David A.', 8],
    ['Soares, Karla D. A. & De, Marcelo R.', 17],
    ['Straube, Nicolas & White, William T. & Ho, Hsuan-Ching', 7],
    ['Séret, Bernard & Last, Peter R.', 6],
    ['Ulisses L. Gomes & Gerhard O. Peters & Marcelo R. de Carvalho', 6],
    ['White, William T. & Ko’Ou, Alfred', 14],
    ['Other (67)', 122]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=270)',
    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);