function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ascher, John S. & Soh, Zestin W. W. & Chui, Shao Xiong', 3],
    ['Boustani, Mira & Rasmont, Pierre & Dathe, Holger H.', 19],
    ['Delphia, Casey M. & Griswold, Terry & Reese, Elizabeth G.', 3],
    ['Else, George R. & Bolton, Barry & Broad, Gavin R.', 2],
    ['Flórez-Gómez, Nathalia & Ayala, Ricardo & Hinojosa-Díaz, Ismael', 12],
    ['Gibbs, Jason & Ascher, John S. & Rightmyer, Molly G.', 4],
    ['Khodaparast, Razeyeh & Monfared, Alireza', 4],
    ['Lhomme, Patrick', 13],
    ['Oliveira, Favizia Freitas de & Silva, Livia Raquel de Sousa', 3],
    ['Portman, Zachary M. & Gardner, Joel & Lane, Ian G.', 5],
    ['RAMOS, KELLI S. & KAWADA, RICARDO & BRANDÃO, CARLOS ROBERTO F.', 7],
    ['Roig-Alsina, Arturo', 4],
    ['Shiokawa, Makoto', 19],
    ['Stephenson, Phillip L & Griswold, Terry L & Arduser, Michael S', 8],
    ['Sung, I-Hsin & Shiokawa, Makoto', 4],
    ['Other (16)', 21]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=131)',
    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);