function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Badli-Sham, Baizul Hafsyam & Syafiq, Muhamad Fatihah', 4],
    ['Das, Indraneil', 1],
    ['Fatihah-Syafiq, Muhamad & Badli-Sham, Baizul Hafsyam', 1],
    ['Figueroa, Alex & Low, Martyn E. Y. & Lim, Kelvin K. P.', 1],
    ['Grismer, L. Lee & Neang, Thy & Chav, Thou & Wood, Perry L. & Jr', 1],
    ['Hakim, Jonathan & Trageser, Scott J. & Ghose, Animesh', 1],
    ['Kaiser, Hinrich & Carvalho, Venancio Lopes & Ceballos, Jester', 1],
    ['Matsui, Masafumi & Hamidy, Amir & Kuraishi, Norihiro', 1],
    ['Miracle, Eulàlia Gassó & Van, Lars W. & Ostende, Den Hoek', 1],
    ['Mudke, Madhushri & Gururaja, K. V. & Aravind, Neelvara', 2],
    ['Mulcahy, Daniel G. & Lee, Justin L. & Miller, Aryeh H.', 2],
    ['Prasad, Vishal Kumar & Gautam, Kumudani Bala', 1],
    ['Purkayastha, Jayaditya & Das, Madhurima & Mondal, Kingshuk', 1],
    ['Putri, Auni Ade & Fahri, Fahri & Annawaty, Annawaty', 1],
    ['Rujirawan, Attapol & Stuart, Bryan L. & Aowphol, Anchalee', 1],
    ['Other (2)', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=22)',
    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);