function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Drumheller, Stephanie K. & Maddox, Hannah & Stocker, Michelle R.', 1],
    ['Edwards, Taylor & Karl, Alice E. & Vaughn, Mercy', 1],
    ['Farkas, Balazs & Ziegler, Thomas & Pham, Cuong The', 1],
    ['Flores-Barragan, Miguel Angel & Leon, María Patricia Velasco-de', 1],
    ['Fritz, Uwe & Petzold, Alice & Kehlmaier, Christian', 3],
    ['Gagnaison, Cyril & Mennecart, Bastien & Bailleul, Julien', 4],
    ['Jablonski, Daniel & Khalili, Faizurrahman & Masroor, Rafaqat', 1],
    ['Kirchhof, Sebastian & Wasonga, Victor & Mazuch, Tomáš', 2],
    ['Kundu, Shantanu & Kumar, Vikas & Murthy, B. H. C. K.', 5],
    ['Mulcahy, Daniel G. & Lee, Justin L. & Miller, Aryeh H.', 2],
    ['Peralta-García, Anny & Valdez-Villavicencio, Jorge H.', 3],
    ['Takahashi, Akio & Ōki, Kimihiko & Ishido, Takahiro', 2],
    ['Thomson, Scott A. & Friol, Natalia R. & White, Arthur', 2],
    ['Valenti, Pietro & Vlachos, Evangelos & Kehlmaier, Christian', 2],
    ['Yanenko, V. & Kovalchuk, О.', 3],
    ['Other (4)', 4]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=37)',
    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);