function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Augugliaro, Claudio & Paniccia, Chiara', 1],
    ['Bock, Anni', 1],
    ['Don E. Wilson & Thomas E. Lacher, Jr & Russell A. Mittermeier', 32],
    ['García-Prieto, Luis & Falcón-Ordaz, Jorge', 3],
    ['Goodwin, George G.', 1],
    ['Jackson, Stephen M. & Jansen, Justin J. F. J.', 1],
    ['James H. Honacki & Kenneth E. Kinman & James W. Koeppl', 20],
    ['Jo, Yeong-Seok & Baccus, John T. & Koprowski, John L.', 3],
    ['Linnaeus, Carolus', 5],
    ['Pereira, Alan Deivid & Bazilio, Sergio & Orsi, Mário Luís', 1],
    ['Robert S. Hoffmann', 31],
    ['Wilson, Don E. & Reeder, DeeAnn', 106],
    ['Álvarez-Córdova, Fernando & Fernández, Jesús A.', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=206)',
    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);