function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['A. W', 3],
    ['Belavadi, Vasuki V.', 4],
    ['Boustani, Mira & Rasmont, Pierre & Dathe, Holger H.', 16],
    ['Byvaltsev, A. M. & Belova, K. A. & Danilov, Yu. N.', 4],
    ['Delphia, Casey M. & Griswold, Terry & Reese, Elizabeth G.', 2],
    ['Gibbs, Jason & Ascher, John S. & Rightmyer, Molly G.', 5],
    ['Güler, Y.', 9],
    ['Kasparek, Max', 9],
    ['Khodaparast, Razeyeh & Monfared, Alireza', 3],
    ['Lhomme, Patrick', 14],
    ['Niu, Ze-Qing & Yuan, Feng & Ascher, John S. & Kasparek, Max', 22],
    ['Nkulu, Alain Tshibungu & Pauly, Alain & Dorchin, Achik', 3],
    ['Portman, Zachary M. & Gardner, Joel & Lane, Ian G.', 4],
    ['RAMOS, KELLI S. & KAWADA, RICARDO & BRANDÃO, CARLOS ROBERTO F.', 3],
    ['Reese, Elizabeth G. & Burkle, Laura A. & Delphia, Casey M.', 7],
    ['Other (15)', 19]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=127)',
    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);