function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Amini, Sudabe & Nozari, Jamasb & Martinez, Isabel', 1],
    ['Arzanov, Yu. G. & Martynov, V. V. & Nikulina, T. V.', 2],
    ['Beaver, Roger A. & Ghahari, Hassan & Sanguansub, Sunisa', 1],
    ['Bright, Donald E.', 16],
    ['Córdoba, Silvia P. & Atkinson, Thomas H. & Mendoza, Eduardo A.', 2],
    ['Eichhoff, Oberförster', 1],
    ['Huber, Barbara & Gubelmann, Päivi & Büche, Boris', 1],
    ['Mandelshtam, Mikhail Yu. & Sergeev, Maksim E.', 1],
    ['Popa, Valentin & Morneau, Louis & Piche, Celine', 17],
    ['Smith, Sarah M. & Petrov, Alexander V. & Cognato, Anthony I.', 1],
    ['Webster, Reginald P. & Anderson, Robert S. & Sweeney, Jon D.', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=44)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 11, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);