function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Chandramouli, S. R.', 2],
    ['Figueroa, Alex & Low, Martyn E. Y. & Lim, Kelvin K. P.', 6],
    ['Ganesh, S. R. & Achyuthan, N. S. & Chandramouli, S. R.', 7],
    ['Ganesh, S. R. & Mallik, Ashok Kumar & Achyuthan, N. S.', 6],
    ['Grismer, L. Lee & Neang, Thy & Chav, Thou & Wood, Perry L. & Jr', 1],
    ['Hakim, Jonathan & Trageser, Scott J. & Ghose, Animesh', 4],
    ['Hoser, Raymond', 3],
    ['Ineich, Ivan', 2],
    ['Karin, Benjamin R. & Stubbs, Alexander L. & Arifin, Umilaela', 1],
    ['Köhler, Gunther & Charunrochana, Panupong Thammachoti', 7],
    ['Mulcahy, Daniel G. & Lee, Justin L. & Miller, Aryeh H.', 2],
    ['Narayanan, Surya & Das, Sandeep & Anvar, Y. Muhammed', 1],
    ['Pham, Anh Van & Ziegler, Thomas & Nguyen, Truong Quang', 2],
    ['Segniagbeto, Gabriel Hoinsoude & Trape, Jean François', 2],
    ['Teynié, Alexandre & David, Patrick & Ohler, Annemarie', 3],
    ['Other (2)', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=51)',
    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);