function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Baumann, Richard W. & Stark, Bill P.', 3],
    ['DeWalt, R. Edward & Grubbs, Scott A.', 1],
    ['Dong, Wenbin & Cui, Jianxin & Li, Weihai', 1],
    ['Earle, Jane I.', 1],
    ['Grubbs, Scott A.', 2],
    ['Kondratieff, Boris C. & Baumann, Richard W.', 3],
    ['Lee, Jonathan J. & Baumann, Richard W.', 2],
    ['Nye, Kelly C. & Stark, Bill P.', 4],
    ['Rehman, Abdur & Huo, Qing-Bo & Du, Yu-Zhou', 6],
    ['Stark, Bill P. & Baumann, Richard W.', 8],
    ['Stark, Bill P. & Kondratieff, Boris C. & Kirchner, Ralph F.', 9],
    ['Tarter, Donald C. & Chaffee, Dwight L. & Grubbs, Scott A.', 2],
    ['Zhang, Yao & Wang, Bingli & Li, Wenliang & Li, Weihai', 2],
    ['Zhi-Teng Chen & Yu-Zhou Du', 2],
    ['Zwick, Peter', 2],
    ['Other (9)', 9]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=57)',
    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);