function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Brunke, Adam J. & Klimaszewski, Jan & Dorval, Julie-Anne', 13],
    ['Brunke, Adam J. & Pentinsaari, Mikko & Klimaszewski, Jan', 3],
    ['Enuschenko, Ilya V. & Shavrin, Alexey V.', 13],
    ['Enushchenko, Ilya V.', 18],
    ['Enushchenko, Ilya V. & Semenov, Viktor B.', 23],
    ['Glotov, S. V.', 16],
    ['Glotov, Sergii V. & Drogvalenko, Oleksandr M.', 9],
    ['I. V & A. V', 40],
    ['Klimaszewski, Jan & Chandler, Donald S. & Davies, Anthony', 14],
    ['Klimaszewski, Jan & Godin, Benoit & Davies, Anthony', 9],
    ['Klimaszewski, Jan & Webster, Reginald & Savard, Karine', 53],
    ['Navarrete-Heredia, José Luis & Gómez-Rodríguez, Cecilia', 6],
    ['Pace, R.', 5],
    ['Pace, Roberto', 51],
    ['Webster, Reginald P. & Klimaszewski, Jan & Sweeney, Jon D.', 7],
    ['Other (15)', 23]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=303)',
    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);