function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Arabuli, Lela & Murvanidze, Lali & Faltynkova, Anna', 5],
    ['Cable, Raymond M. & Connor, Robert S. & Balling, Jan W.', 2],
    ['Ciurea, Ioan', 2],
    ['Dronen, Norman O. & Blend, Charles K. & Davis, Alisha J.', 4],
    ['Dronen, Norman O. & Blend, Charles K. & Gardner, Scott L.', 2],
    ['Gupta, S. P.', 4],
    ['Hechinger, Ryan F.', 3],
    ['Hernández-Orts, Jesús S. & Viola, M. Natalia Paso', 2],
    ['Leonov, V. A.', 3],
    ['Martin, W. E.', 3],
    ['Pearson, John C.', 5],
    ['Price, E. W.', 6],
    ['Ransom, Brayton Howard', 3],
    ['Scholz, T. & Aguirre-Macedo, M. L. & Salgado-Maldonado, G.', 20],
    ['Travassos, L.', 4],
    ['Other (75)', 90]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=158)',
    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);