function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Agosti, D.', 4],
    ['Brown, W. L.', 4],
    ['DE ALBUQUERQUE, EMÍLIA ZOPPAS & PRADO, LÍVIA PIRES DO', 1],
    ['Eguchi, K. & Yoshimura, M. & Yamane, S.', 13],
    ['Eguchi, Katsuyuki & Viet, Bui Tuan & Yamane, Seiki', 1],
    ['Fisher, B. L.', 1],
    ['Hita Garcia, Francisco & Fisher, Brian L.', 8],
    ['Liang, Cuijun & Chen, Zhilin', 5],
    ['O\'Keefe, S. T. & Agosti, D.', 1],
    ['Oliveira, Aline M. & Feitosa, Rodrigo M.', 9],
    ['Shattuck, S. O. & Gunawardene, N. R. & Heterick, B.', 6],
    ['Taylor, R. W.', 11],
    ['Xian, Chunlan & Leong, Chi Man & Luo, Jiuyang & Jia, Fenglong', 1],
    ['Yoshimura, M. & Fisher, B. L.', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=66)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 14, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);