function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ahmad, J.', 26],
    ['Aken\'Ova, Thelma & Cribb, Thomas & Bray, Rodney', 18],
    ['Aken’Ova, T. O.', 10],
    ['Aken’Ova, T. O. & Cribb, Thomas H. & Bray, Rodney A.', 15],
    ['Bilqees, Fatima Mujib', 15],
    ['Bray, R. A. & Waeschenbach, A. & Dyal, P. & Littlewood, D. T. J.', 11],
    ['Bray, Rodney A.', 12],
    ['Manter, Harold W.', 48],
    ['Martin, Storm B. & Cutmore, Scott C. & Ward, Selina', 36],
    ['Nagaty, H. F. & Abdel Aal, Tahia M.', 13],
    ['Ozaki, Yoshimasa', 13],
    ['Park, James T.', 12],
    ['Shen, J. - w.', 18],
    ['Wang, P. - q.', 20],
    ['Yamaguti, S.', 119],
    ['Other (257)', 521]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=907)',
    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);