function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Brand, August', 9],
    ['DeFilipps, Robert A. & Krupnick, Gary A.', 1],
    ['Jarvis, Charlie', 1],
    ['Karthik, B. & Murugesan, M. & Anusuba, V. & Premkumar, M.', 1],
    ['Lee, Jong-Won & Yun, Ho-Geun & Hwang, Tae Young & Kim, Kyungmin', 2],
    ['Lin, Yun & Bi, Hai-Yan & Sun, Jun & Sun, Qian', 4],
    ['Martinetto, Edoardo & Bertini, Adele & Mantzouka, Dimitra', 1],
    ['Molino, Jean-François & Sabatier, Daniel & Grenand, Pierre', 2],
    ['Nooteboom, Hans Peter', 8],
    ['Pillon, Yohan & Nooteboom, Hans P.', 1],
    ['Pillon, Yohan & Nooteboom, Hans Peter', 1],
    ['Sadowski, Eva-Maria & Hofmann, Christa-Charlotte', 1],
    ['Stephan, Jeyamary & Fritsch, Peter W. & Akhil, Rajkumar', 1],
    ['Thornhill, Robert & Krings, Alexander & Lindbo, David', 2],
    ['Wijayawardene, Nalin N. & Dai, Dong-Qin & Premarathne, Bhagya M.', 3],
    ['Other (2)', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=40)',
    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);