function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Arzanov, Yu. G. & Martynov, V. V. & Nikulina, T. V.', 14],
    ['Douglas, Hume & Bouchard, Patrice & Anderson, Robert S.', 7],
    ['Duméril, Auguste Henri André', 7],
    ['Ghahari, Hassan & Colonnelli, Enzo', 13],
    ['Holloway, Beverley Anne Dr.', 13],
    ['Janicki, Julia & Young, Daniel K.', 41],
    ['Mermudes, José Ricardo M. & Napp, Dilma Solange', 18],
    ['Orellana, Samanta & Barrios, Héctor', 165],
    ['Queiroz, Fernando Luiz Cunha Avila Villar De', 8],
    ['Silva, Gabriel S. C. & Melo, Bruno F. & Oliveira, Claudio', 14],
    ['Stefanelli, Silvia & Della Rocca, Francesca & Bogliani, Giuseppe', 8],
    ['Trýzna, Miloš & Baňař, Petr', 44],
    ['Trýzna, Miloš & Caballero-Serrano, Verónica', 7],
    ['Yunakov, Nikolai & Nazarenko, Vitalij & Filimonov, Rostislav', 28],
    ['Zimmerman, Elwood C.', 14],
    ['Other (74)', 139]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=540)',
    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);