function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Alves, Philippe V. & Vieira, Fabiano M. & Santos, Cláudia P.', 5],
    ['Appolloni, Massimo & Smriglio, Carlo & Amati, Bruno', 10],
    ['Born, Ignaz von', 6],
    ['Conrad, Timothy Abbot', 28],
    ['Dall, William Healey', 9],
    ['Linnaeus, Carolus', 109],
    ['Marković, Vanja & Gojšina, Vukašin & Novaković, Boris', 14],
    ['Negri, Mauro Pietro & Corselli, Cesare', 6],
    ['Röding, Peter Friedrich', 21],
    ['Saether, Kristian P. & Jingeng, Sha & Little, Crispin T. S.', 6],
    ['Schumacher, Chrétien Fréderic', 10],
    ['Signorelli, Javier H. & Pastorino, Guido', 20],
    ['Smith, Edgar A.', 55],
    ['Sowerby, James DeCarle', 8],
    ['van de Velde, Sabrina & Yanina, Tamara A. & Neubauer, Thomas A.', 13],
    ['Other (73)', 131]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=451)',
    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);