function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Agnarsson, Ingi', 39],
    ['Agnarsson, Ingi & Jencik, Brian B. & Veve, Giselle M.', 18],
    ['Borges, Paulo A. V. & Gaspar, Clara', 16],
    ['Candek, Klemen & Gregoric, Matjaz & Kostanjsek, Rok', 65],
    ['Crespo, Luis C & Domenech, Marc & Enguidanos, Alba', 40],
    ['Crespo, Luis C. & Boieiro, Mario & Cardoso, Pedro', 18],
    ['Dean, David Allen', 96],
    ['Deltshev, Christo & Komnenov, Marjan & Blagoev, Gergin', 50],
    ['Gao, Cai-Xia & Li, Shu-Qiang', 117],
    ['Isaia, Marco & Paschetta, Mauro & Chiarle, Alberto', 23],
    ['Knoflach, Barbara & Rollard, Christine & Thaler, Konrad', 16],
    ['Paschetta, Mauro & Christille, Claretta & Marguerettaz, Fabio', 29],
    ['Rodrigues, Everton Nei Lopes', 42],
    ['Santanna, Manoela & Rodrigues, Everton Nei Lopes', 21],
    ['ZONSTEIN, SERGEI & MARUSIK, YURI M.', 21],
    ['Other (104)', 378]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=989)',
    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);