function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Brook, George', 7],
    ['Brugler, Mercer R. & Opresko, Dennis M. & France, Scott C.', 1],
    ['Chimienti, Giovanni & Terraneo, Tullia Isotta & Vicario, Silvia', 1],
    ['Fassbender, Nico & Stefanoudis, Paris V', 1],
    ['Gerdes, Klaas & Kihara, Terue Cristina & Martinez Arbizu, Pedro', 6],
    ['Horowitz, Jeremy & Opresko, Dennis M. & Bridge, Tom C. L.', 4],
    ['Lima, Manuela M. & Cordeiro, Ralf T. S. & Perez, Carlos D.', 20],
    ['Lü, Ting & Zhan, Zifeng & Li, Yang & Xu, Kuidong', 4],
    ['Macisaac, K. G. & Best, M. & Brugler, M. R.', 2],
    ['Molodtsova, Tina N.', 2],
    ['Opresko, Dennis', 2],
    ['Opresko, Dennis M.', 13],
    ['Opresko, Dennis M. & Molodtsova, Tina N.', 9],
    ['Opresko, Dennis M. & Stewart, Rob & Voza, Tatiana & Tracey, Di', 5],
    ['Opresko, Dennis M. & Wagner, Daniel', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=82)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 15, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);