function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bharti, Himender & Wachkoo, Aijaz Ahmad', 1],
    ['Brown, W. L.', 6],
    ['Dlussky, G. M. & Rasnitsyn, A. P. & Perfilieva, K. S.', 2],
    ['Eguchi, Katsuyuki & Viet, Bui Tuan & Yamane, Seiki', 1],
    ['Forel, A.', 4],
    ['Garcia, Francisco Hita & Sarnat, Eli M. & Economo, Evan P.', 3],
    ['Guénard, Benoit & Mccaffrey, Katherine A. & Lucky, Andrea', 2],
    ['Hita Garcia, Francisco & Hawkes, Peter G. & Alpert, Gary D.', 7],
    ['Kiran, Kadri & Karaman, Celal', 1],
    ['Lapeva-Gjonova, Albena & Antonova, Vera', 4],
    ['Lapeva-Gjonova, Albena & Borowiec, Lech', 1],
    ['Radchenko, Alexander G. & Fisher, Brian L. & Esteves, Flavia A.', 4],
    ['Roger, J.', 2],
    ['Staab, Michael & Garcia, Francisco Hita & Liu, Cong', 22],
    ['Ward, P. S.', 3],
    ['Other (3)', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=66)',
    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);