function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bezděk, Aleš & Hájek, Jiří & Ascr, Biology Centre', 2],
    ['Costanzo, Luca Giuseppe & Marletta, Giuliana', 1],
    ['Evenhuis, Neal L. & O’Hara, James E. & Pape, Thomas', 1],
    ['Florence Rousseau & Delphine Gey & Akira Kurihara', 4],
    ['Frank, Christa', 1],
    ['Hughey, Jeffery R. & Miller, Kathy Ann', 1],
    ['Jarvis, Charlie', 6],
    ['Kaneko, Naoki & Wada, Kaoru', 2],
    ['Kumar Arya, Sumit & Gopi, Govindan Veeraswami', 1],
    ['McDermott, John J.', 1],
    ['Metti, Yola & Furnari, Giovanni & Serio, Donatella', 4],
    ['Piñeiro-Corbeira, Cristina & Maggs, Christine A. & Rindi, Fabio', 6],
    ['Rocha-Jorge, Renato & Cassano, Valéria', 1],
    ['Salmane, I. & Brumelis, G.', 1],
    ['de Clerck, Olivier & Coppejans, Eric & Schils, Tom', 9],
    ['Other (1)', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=42)',
    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);