function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Akba, Melikan & Okuyucu, Cengiz', 20],
    ['Balan, Anoop Puthuparampil & Predeep, Sreevilas Vasudevan', 12],
    ['Bergh, Eugene W. & Compton, John S.', 63],
    ['Brady, H. B.', 199],
    ['Canepari, Claudio & Gordon, Robert D. & Hanley, Guy A.', 228],
    ['Guðmundsson, Guðmundur & Cedhagen, Tomas & Andersen, Tom', 19],
    ['Holzmann, Maria & Barrenechea-Angeles, Inés & Lim, Swee-Cheng', 14],
    ['Ismail, Ahmed A.', 89],
    ['Mamo, Briony L.', 104],
    ['Margerel, Jean-Pierre', 159],
    ['Ovechkina, Maria N. & Bylinskaya, Marina E. & Uken, Ron', 24],
    ['SIMMONS, MICHAEL & BIDGOOD, MICHAEL', 65],
    ['Schönfeld, Joachim & Lübbers, Julia', 48],
    ['Symphonia, Tabita K. & Senthil, Nathan D.', 284],
    ['Toefy, R. & Gibbons, M. J. & McMillan, I. K.', 42],
    ['Other (100)', 271]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=1641)',
    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);