function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bettcher, Larissa & Fernandez, Julio C. C. & Gastaldi, Marianela', 1],
    ['Carella, Mirco & Uriz, Maria J.', 10],
    ['Cárdenas, Paco & Menegola, Carla & Rapp, Hans Tore', 3],
    ['Dinn, Curtis & Edinger, Evan & Leys, Sally P.', 2],
    ['Fernandez, Julio C. C. & Kelly, Michelle & Bell, Lori J.', 2],
    ['Fernandez, Julio C. C. & Peixinho, Solange', 4],
    ['Fernandez, Julio C. C. & Rodriguez, Pablo R. D.', 8],
    ['Göcke, Christian & Janussen, Dorte', 5],
    ['Morozov, Grigori & Sabirov, Rushan & Zimina, Olga', 4],
    ['Rützler, Klaus & Piantoni, Carla & Van, Rob W. M.', 2],
    ['Santodomingo, Nadiezhda & Becking, Leontine E.', 5],
    ['Sim-Smith, Carina & Hickman, Cleveland & Kelly, Michelle', 3],
    ['Ugalde, Diana & Fernandez, Julio C. C. & Gómez, Patricia', 3],
    ['Van Soest, Rob W. M.', 3],
    ['Van, Rob W. M.', 3],
    ['Other (6)', 6]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=64)',
    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);