function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Andréfouët, Serge & Chen, Wei-Jen & Kinch, Jeff & Mana, Ralph', 2],
    ['Angulo, Arturo', 3],
    ['Angulo, Arturo & Betts, Joel T. & González-Alemán, Néstor J.', 4],
    ['Bennett, Edward Turner', 1],
    ['Bleeker, Pieter', 6],
    ['Bloch, Marcus Elieser & Schneider, J. G.', 1],
    ['Cantor, T. E.', 1],
    ['Cuvier, Georges & Valenciennes, A.', 2],
    ['Edwards, A. J. & Gill, A. C. & Abohweyere, P. O.', 4],
    ['Feltes, R. M.', 3],
    ['Golani, Daniel & Bogorodsky, Sergey V.', 2],
    ['Hamilton, F. Buchanan', 3],
    ['Linnaeus, Carolus', 4],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 2],
    ['Zainal Abidin, Danial Hariz & Lavoué, Sébastien', 2],
    ['Other (25)', 25]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=65)',
    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);