function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Amon, Diva J & Ziegler, Amanda F & Drazen, Jeffrey C', 2],
    ['Andréfouët, Serge & Chen, Wei-Jen & Kinch, Jeff & Mana, Ralph', 2],
    ['Barnard, Keppel Harcourt', 2],
    ['Carneiro, Miguel & Martins, Rogélia & Landi, Monica', 10],
    ['Castle, Peter H. J.', 2],
    ['Chen, Y. - Y. & Mok, H. - K.', 2],
    ['Gerdes, Klaas & Kihara, Terue Cristina & Martinez Arbizu, Pedro', 4],
    ['Ginsburg, I.', 2],
    ['Ho, Hsuan-Ching & Smith, David G. & Mccosker, John E.', 10],
    ['Ho, Hsuan-Ching & Smith, David G. & Tighe, Kenneth A.', 8],
    ['Ho, Hsuan-Ching & Tighe, Kenneth A.', 5],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 4],
    ['Melo, Marcelo R. S. & Nunan, Gustavo W. A. & Braga, Adriana C.', 11],
    ['Robins, C. H. & Robins, C. Richard', 4],
    ['Vo, Van Quang & Ho, Hsuan-Ching & Dao, Ha Viet', 3],
    ['Other (25)', 30]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=101)',
    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);