function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Allen, J. A.', 2],
    ['Assemat, Alexandre & Boivin, Myriam & Marivaux, Laurent', 1],
    ['Bezerra, Alexandra M. R. & de Oliveira, João A.', 2],
    ['Carvalho, Guilherme A. S. & Salles, Leandro O.', 4],
    ['Charles A. Woods', 106],
    ['Don E. Wilson & Thomas E. Lacher, Jr & Russell A. Mittermeier', 96],
    ['Emmons, Louise H. & Fabre, Pierre-henri', 11],
    ['Gutierrez, Eliecer E. & Marinho-Filho, Jader', 7],
    ['James H. Honacki & Kenneth E. Kinman & James W. Koeppl', 71],
    ['Neves, Antonio Carlos Da S. A. & Pessôa, Leila Maria', 3],
    ['PATTON, JAMES L. & DA SILVA, MARIA NAZARETH F. & MALCOLM, JAY R.', 20],
    ['Ramírez-Chaves, Héctor E. & Velazco, Paúl M.', 2],
    ['Rocha, Rita G. & Ferreira, Eduardo & Costa, Barbara M. A.', 3],
    ['Velazco, Paúl M. & Vargas, Laura M. & Ramírez-Chaves, Héctor E.', 2],
    ['Wilson, Don E. & Reeder, DeeAnn', 127],
    ['Other (8)', 8]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=465)',
    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);