function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Abraham, Robin Kurian & Pyron, R. Alexander & Zachariah, Arun', 2],
    ['Badli-Sham, Baizul Hafsyam & Syafiq, Muhamad Fatihah', 12],
    ['Barabanov, Andrei V. & Doronin, Igor V.', 3],
    ['Biju, S. D. & Bossuyt, Franky', 49],
    ['Biju, S. D. & Garg, Sonali & Gokulakrishnan, G.', 18],
    ['Figueroa, Alex & Low, Martyn E. Y. & Lim, Kelvin K. P.', 7],
    ['Grismer, L. Lee & Neang, Thy & Chav, Thou & Wood, Perry L. & Jr', 4],
    ['Hakim, Jonathan & Trageser, Scott J. & Ghose, Animesh', 5],
    ['Meegaskumbura, Madhava & Manamendra-Arachchi, Kelum', 6],
    ['Miracle, Eulàlia Gassó & Van, Lars W. & Ostende, Den Hoek', 3],
    ['Mudke, Madhushri & Gururaja, K. V. & Aravind, Neelvara', 3],
    ['Ninh, Hoa Thi & Nguyen, Tao Thien & Orlov, Nikolai', 7],
    ['Rowley, Jodi J. L. & Le, Duong Thi Thuy & Hoang, Huy Duc', 3],
    ['Vijayakumar, S. P. & Dinesh, K. P. & Prabhu, Mrugank V.', 9],
    ['Wickramasinghe, L. J. Mendis & Vidanapathirana, Dulan Ranga', 8],
    ['Other (84)', 99]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=238)',
    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);