function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bonaldo, Alexandre B. & Lise, Arno A. & Ramírez, Martín J.', 19],
    ['Bonaldo, Alexandre B. & Saturnino, Regiane & Ramírez, Martín J.', 19],
    ['Brescovit, Antonio D. & Sánchez-Ruiz, Alexander', 4],
    ['Candek, Klemen & Gregoric, Matjaz & Kostanjsek, Rok', 3],
    ['Crespo, Luis C & Domenech, Marc & Enguidanos, Alba', 4],
    ['Dankittipakul, Pakawin & Beccaloni, Janet', 4],
    ['Dankittipakul, Pakawin & Singtripop, Tippawan', 9],
    ['Dean, David Allen', 5],
    ['Deltshev, Christo & Komnenov, Marjan & Blagoev, Gergin', 4],
    ['Esyunin, Sergei L. & Zamani, Alireza', 16],
    ['Lotz, L. N.', 60],
    ['Paschetta, Mauro & Christille, Claretta & Marguerettaz, Fabio', 4],
    ['Raven, Robert J.', 16],
    ['Sánchez-Ruiz, Alexander & Santos, Gabriel De Los', 11],
    ['Zhang, Jianshuang & Yu, Hao & Li, Shuqiang', 7],
    ['Other (27)', 39]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=224)',
    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);