function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Alviola, Marnelli S. & Lucañas, Cristian C. & Lit, Ireneo L.', 2],
    ['Bellini, Bruno Cavalcante & Greenslade, Penelope', 19],
    ['Cipola, Nikolas Gioia', 1],
    ['Fanciulli, Pietro Paolo & Caruso, Domenico & Dallai, Romano', 1],
    ['H. - J & Burkhardt, U.', 3],
    ['Katz, Aron D. & Taylor, Steven J. & Soto-Adames, Felipe N.', 1],
    ['Lukić, Marko & Porco, David & Bedos, Anne & Deharveng, Louis', 1],
    ['Mayvan, Mahmood Mehrafrooz & Greenslade, Penelope', 9],
    ['Nguyen, Anh T. T. & Thuy, Kim N. & Arbea, Javier I.', 6],
    ['Ospina-Sanchez, Claudia Marcela & Soto-Adames, Felipe N', 5],
    ['Stebaeva, Sophya & Lonsdale, Owen & Babenko, Anatoly', 1],
    ['Telfer, Angela C & Young, Monica R & Quinn, Jenna & Perez, Kate', 1],
    ['Thibaud, Jean-Marc', 18],
    ['Xu, Guo-Liang & Zhang, Feng', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=69)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 14, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);