function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ananjeva, Natalia B. & Milto, Konstantin D.', 1],
    ['Bailon, Salvador', 1],
    ['Barabanov, Andrei V. & Doronin, Igor V.', 1],
    ['Bechstein, Johann Matthaeus', 1],
    ['Bonnaterre, Pierre Joseph', 4],
    ['Bour, Roger & Cheylan, Marc & Wandhammer, Marie-Dominique', 2],
    ['Bowdich, Thomas Edward', 1],
    ['Hermann, Johann', 1],
    ['Hernandez, Tomas & Herr, Mark W. & Stevens, Skyler', 1],
    ['Ivanov, Martin & Böhme, Madelaine', 4],
    ['Ivanov, Martin & Čerňanský, Andrej & Bonilla-Salomón, Isaac', 1],
    ['Krecsák, László & Wahlgren, Richard', 2],
    ['Linnaeus, Carolus', 83],
    ['Published, First', 13],
    ['Vanzolini, Paulo E. & Myers, Charles W.', 18],
    ['Other (5)', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=139)',
    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);