function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Arzanov, Yu. G. & Martynov, V. V. & Nikulina, T. V.', 3],
    ['Barnouin, Thomas & Soldati, Fabien & Roques, Alain', 3],
    ['Beaver, R. A. & Liu, L. Y.', 8],
    ['Beaver, R. A. & Sittichaya, W. & Liu, L-Y.', 7],
    ['Beaver, Roger A. & Ghahari, Hassan & Sanguansub, Sunisa', 3],
    ['Blackburn, T. & Sharp, David', 3],
    ['Bright, Donald E.', 112],
    ['Córdoba, Silvia P. & Atkinson, Thomas H. & Mendoza, Eduardo A.', 5],
    ['Douglas, Hume & Bouchard, Patrice & Anderson, Robert S.', 3],
    ['Eichhoff, Oberförster', 5],
    ['Gomez, Demian F. & Rabaglia, Robert J.', 17],
    ['Rabaglia, Robert J. & Beaver, Roger A. & Johnson, Andrew J.', 4],
    ['Silva, Mauricio Pérez & Martínez, Armando Equihua', 17],
    ['Smith, Sarah M. & Beaver, Roger A. & Cognato, Anthony I.', 27],
    ['Smith, Sarah M. & Beaver, Roger A. & Pham, Thai Hong', 4],
    ['Other (19)', 25]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=246)',
    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);