function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Colmenares-Pinzón, Javier E.', 1],
    ['Don E. Wilson & Russell A. Mittermeier & Thomas E. Lacher, Jr', 10],
    ['Guy G. Musser & Michael D. Carleton', 5],
    ['Hurtado, Natali & Pacheco, Víctor', 4],
    ['James H. Honacki & Kenneth E. Kinman & James W. Koeppl', 4],
    ['Moreira, Camila Do Nascimento & Ventura, Karen', 16],
    ['PATTON, JAMES L. & DA SILVA, MARIA NAZARETH F. & MALCOLM, JAY R.', 3],
    ['Semedo, Thiago Borges Fernandes', 3],
    ['Tinoco, Nicolas & Koch, Claudia & Colmenares-Pinzon, Javier E.', 2],
    ['VOSS, ROBERT S. & LUNDE, DARRIN P. & SIMMONS, NANCY B.', 1],
    ['Velazco, Paúl M. & Patterson, Bruce D.', 1],
    ['Weksler, M.', 3],
    ['Wilson, Don E. & Reeder, DeeAnn', 9]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=62)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 13, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);