function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ataabadi, Majid Mirzaie & Mohammadalizadeh, Jafar', 1],
    ['Augugliaro, Claudio & Paniccia, Chiara', 1],
    ['Blainville, H. M. D. de', 1],
    ['Denis Geraards', 2],
    ['Geraads, Denis', 1],
    ['Geraads, Denis & Amani, Fethi', 1],
    ['Geraads, Denis & Spassov, Nikolaï & Hristova, Latinka', 1],
    ['Güleç, Erksin Savaş & Sevim, Ayla & Pehlevan, Cesur', 1],
    ['James H. Honacki & Kenneth E. Kinman & James W. Koeppl', 13],
    ['Kostopoulos, Dimitrios S. & Bernor, Raymond L.', 3],
    ['Kostopoulos, Dimitris S.', 2],
    ['Kostopoulos, Dimitris S. & Karakütük, Seval', 2],
    ['Kostopoulos, Dimitris S. & Sen, Sevket', 2],
    ['Peter Grubb', 17],
    ['Wilson, Don E. & Reeder, DeeAnn', 20],
    ['Other (1)', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=69)',
    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);