function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['David, K. J. & Ramani, S.', 54],
    ['El-Hawagry, Magdi S.', 89],
    ['Harym, Younes El & Belqat, Boutaina', 59],
    ['Korneyev, S. V. & Hauser, M. & Borkent, C. & Maples, B. K.', 69],
    ['Kovac, D. & Kameneva, E. P. & Korneyev, V. A.', 80],
    ['Leblanc, Luc', 90],
    ['Leblanc, Luc & Vueti, Ema Tora & Drew, Richard A. I.', 78],
    ['Merz, B. & Kofler, A.', 57],
    ['Namin, Saeed Mohamadzade & Korneyev, Valery A.', 161],
    ['Norrbom, Allen L. & Condon, Marty', 50],
    ['Norrbom, Allen L. & Korytkowski, Cheslavo A.', 64],
    ['Norrbom, Allen L. & Sutton, Bruce D. & Steck, Gary J.', 46],
    ['Ramos, Elizabeth Quisberth & Norrbom, Allen L.', 63],
    ['Savaris, Marcoandre & Marinoni, Luciane & Norrbom, Allen L.', 99],
    ['Sforzi, Alessandra & Sommaggio, Daniele', 43],
    ['Other (154)', 1002]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=2104)',
    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);