function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Arabuli, Lela & Murvanidze, Lali & Faltynkova, Anna', 4],
    ['Barger, Michael A.', 1],
    ['Barnhart, M. Christopher & Powell, Edwin C.', 1],
    ['Bhadauria, S. & Dandotia, M. R.', 1],
    ['Choudhury, Anindo & Nelson, Patrick A.', 1],
    ['Christensen, Bruce M. & Wellner, Paul K. & Gleason, Larry N.', 2],
    ['Dantotia, M. R. & Bhadauria, S.', 1],
    ['Dwivedi, M. P.', 1],
    ['Fischthal, Jacob H.', 1],
    ['Fischthal, Jacob H. & Thomas, J. D.', 1],
    ['Gale, Eric J. & Choudhury, Anindo & Bailey, Jennifer L.', 1],
    ['Haderlie, E. C.', 2],
    ['Mueller, Justus F. & Van Cleave, H. J.', 2],
    ['Szidat, L.', 2],
    ['Zhang, T. - f.', 2],
    ['Other (10)', 10]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=33)',
    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);