function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Amon, Diva J & Ziegler, Amanda F & Drazen, Jeffrey C', 2],
    ['Anderson, Eric', 1],
    ['Anderson, M. Eric', 5],
    ['Anderson, M. Eric & Mincarone, Michael Maia', 1],
    ['Anderson, M. Eric & Peden, A. E.', 2],
    ['Anderson, M. Eric & Somerville, Russell & Copley, Jonathan T.', 1],
    ['Biscoito, M. & Almeida, A. J.', 1],
    ['Carneiro, Miguel & Martins, Rogélia & Landi, Monica', 2],
    ['Geistdoerfer, P.', 1],
    ['Gerdes, Klaas & Kihara, Terue Cristina & Martinez Arbizu, Pedro', 1],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 4],
    ['M. Eric Anderson', 1],
    ['M. Eric Anderson & Michael Maia Mincarone', 2],
    ['Møller, Peter D. Rask', 2],
    ['Thiel, Ralf & Knebelsberger, Thomas & Kihara, Terue', 2],
    ['Other (1)', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=29)',
    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);