function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Andréfouët, Serge & Chen, Wei-Jen & Kinch, Jeff & Mana, Ralph', 7],
    ['Angulo, Arturo', 8],
    ['Angulo, Arturo & Betts, Joel T. & González-Alemán, Néstor J.', 9],
    ['Bariche, Michel & Fricke, Ronald', 7],
    ['Carneiro, Miguel & Martins, Rogélia & Landi, Monica', 6],
    ['Eagderi, Soheil & Mouludi-Saleh, Atta & Esmaeili, Hamid Reza', 6],
    ['Hasan, Ariba & Siddiqui, Pirzada Jamal Ahmed', 20],
    ['Menezes, Naércio A. & Nirchio, Mauro & Oliveira, Cláudio De', 7],
    ['Nurettin Meriç & Lütfiye Eryilmaz & Müfit Özulug', 9],
    ['Saad, Adib & Çiçek, Erdoğan & Esmaeili, Hamid Reza', 7],
    ['Sayyadzadeh, Golnaz & Esmaeili, Hamid Reza', 6],
    ['Smith-Vaniz, William F. & Jelks, Howard L.', 7],
    ['Whitley, Gilbert P.', 6],
    ['Çiçek, Erdoğan & Fricke, Ronald & Sungur, Sevil', 6],
    ['Çiçek, Erdoğan & Jawad, Laith & Eagderi, Soheil', 6],
    ['Other (51)', 87]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=204)',
    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);