function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Brescovit, Antonio D. & Magalhaes, Ivan L. F. & Cizauskas, Igor', 4],
    ['Brescovit, Antonio D. & Ruiz, Alexander Sánchez', 13],
    ['Brescovit, Antonio D. & Santos, Adalberto J.', 3],
    ['Candek, Klemen & Gregoric, Matjaz & Kostanjsek, Rok', 3],
    ['Dean, David Allen', 4],
    ['Huber, Bernhard A.', 3],
    ['Ivan L. F. Magalhaes', 15],
    ['Magalhaes, Ivan L. F. & Aharon, Shlomi & Ganem, Zeana', 10],
    ['Magalhaes, Ivan L. F. & Berry, James W. & Koh, Joseph K. H.', 13],
    ['Magalhaes, Ivan L. F. & Ramírez, Martín J.', 20],
    ['Magalhaes, Ivan L. F. & Stockmann, Mark & Marusik, Yuri M.', 6],
    ['Marusik, Yuri M. & Zamani, Alireza', 10],
    ['Sergei Zonstein & Yuri M. Marusik', 34],
    ['Wang, Jia-fu', 7],
    ['Zonstein, Sergei L. & Marusik, Yuri M. & Koponen, Seppo', 6],
    ['Other (15)', 24]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=175)',
    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);