function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Garbino, Guilherme S. T. & Nogueira, Marcelo R.', 1],
    ['Gutierrez, Eliecer E. & Marinho-Filho, Jader', 1],
    ['Muniz-Pereira, Luís C. & Vieira, Fabiano M. & Luque, José L.', 1],
    ['Phee, R. D. E. M & Meldrum, Jeff', 11],
    ['Russell A. Mittermeier & Anthony B. Rylands & Don E. Wilson', 45],
    ['VOSS, ROBERT S. & LUNDE, DARRIN P. & SIMMONS, NANCY B.', 1],
    ['Villota, Johana & Ramírez-Chaves, Héctor E & Defler, Thomas R', 1],
    ['Voss, Robert S. & Fleck, David W.', 4],
    ['Wilson, Don E. & Reeder, DeeAnn', 53]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=118)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 9, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);