function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['CONANT, ROGER', 2],
    ['Cadle, John E.', 7],
    ['David, Patrick & Pauwels, Olivier S. G. & Nguyen, Truong Quang', 2],
    ['Figueroa, Alex & Low, Martyn E. Y. & Lim, Kelvin K. P.', 8],
    ['Fukuyama, Ryobu & Fukuyama, Ibuki & Kurita, Takaki', 2],
    ['Hakim, Jonathan & Trageser, Scott J. & Ghose, Animesh', 3],
    ['Hauser, Sjon & Smits, Ton & David, Patrick', 2],
    ['Ivanov, Martin & Böhme, Madelaine', 2],
    ['Jones, Dillon & Foshee, Bethany & Fitzgerald, Lee', 2],
    ['Lee, Justin L. & Chandramouli, S. R. & Bauer, Aaron M.', 2],
    ['Mulcahy, Daniel G. & Lee, Justin L. & Miller, Aryeh H.', 4],
    ['Oskyrko, Oleksandra & Jablonski, Daniel', 2],
    ['Published, First', 9],
    ['Rage, Jean-Claude & Bailon, Salvador', 3],
    ['Sánchez-Vialas, Alberto & Calvo-Revuelta, Marta', 3],
    ['Other (13)', 14]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=67)',
    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);