function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Joharchi, Omid & Khaustov, Vladimir A. & Stanyukovich, Maria K.', 2],
    ['LIU, DONG & YI, TIAN-CI & XU, YUN & ZHANG, ZHI-QIANG', 1],
    ['Lindquist, Evert E. & Oconnor, Barry M. & Shaw, Matthew D.', 1],
    ['Menon, Pratibha & Joshi, Sushila & Hussain, Mohammad', 2],
    ['Mo, Cheng-Feng', 1],
    ['Negm, Mohamed W. & Alatawi, Fahad J.', 1],
    ['Perez-Gelabert, Daniel E.', 1],
    ['Prasad, V.', 4],
    ['Prasad, V. & Guanilo, A. D. & Grados, J. & Prassad, I.', 3],
    ['Prasad, Vikram', 1],
    ['Syed, A. Rahman & Goff, M. Lee', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=18)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 11, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);