function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Alves, Philippe V. & Vieira, Fabiano M. & Santos, Cláudia P.', 2],
    ['Araujo, Rafael & Buckley, David & Nagel, Karl-Otto', 4],
    ['Bogan, Arthur E. & Do, Van Tu', 2],
    ['Bolotov, Ivan N. & Vikhrev, Ilya V. & Kondakov, Alexander V.', 6],
    ['Bolotov, Ivan N. & Vikhrev, Ilya V. & Lopes-Lima, Manuel', 3],
    ['Brook, Fred J. & Kennedy, Martyn & King, Tania M.', 2],
    ['Inoue, Kentaro & Cummings, Kevin S. & Tiemann, Jeremy S.', 4],
    ['Klishko, Olga & Lopes-Lima, Manuel & Froufe, Elsa', 3],
    ['Kondakov, Alexander V. & Palatov, Dmitry M. & Rajabov, Zakir P.', 7],
    ['Marković, Vanja & Gojšina, Vukašin & Novaković, Boris', 7],
    ['Marrone, Federico & Nardi, Gianbattista & Cianfanelli, Simone', 3],
    ['Philipsson, Laurentius Münter', 2],
    ['Schumacher, Chrétien Fréderic', 2],
    ['Sowerby, James DeCarle', 4],
    ['Van Damme, Dirk & Pickford, Martin', 6],
    ['Other (9)', 10]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=67)',
    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);