function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Brochu, Christopher A.', 3],
    ['Delfino, Massimo & Smith, Thierry', 2],
    ['Figueroa, Alex & Low, Martyn E. Y. & Lim, Kelvin K. P.', 4],
    ['Hoser, Raymond', 2],
    ['Kirchhof, Sebastian & Wasonga, Victor & Mazuch, Tomáš', 2],
    ['Leidy, J.', 2],
    ['Martin, Jeremy E. & Lauprasert, Komsorn', 2],
    ['Morgan, Gary S. & Albury, Nancy A. & Rímoli, Renato', 4],
    ['Murray, Christopher M. & Russo, Peter & Zorrilla, Alexander', 2],
    ['Sahni, Ashok', 2],
    ['Shirley, Matthew H. & Carr, Amanda N. & Nestler, Jennifer H.', 3],
    ['Souza, Rafael G. & Figueiredo, Rodrigo G.', 4],
    ['Stéphane Jouve', 2],
    ['Sánchez-Vialas, Alberto & Calvo-Revuelta, Marta', 2],
    ['Yates, Adam Matthew & Pledge, Neville S.', 2],
    ['Other (16)', 16]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=54)',
    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);