function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Andréfouët, Serge & Chen, Wei-Jen & Kinch, Jeff & Mana, Ralph', 1],
    ['Bogorodsky, Sergey V. & Alpermann, Tilman J. & Mal, Ahmad O.', 1],
    ['D\'Ancona, U. & Cavinato, G.', 1],
    ['Day, F.', 1],
    ['Golani, Daniel & Bogorodsky, Sergey V.', 2],
    ['Goode, G. B. & Bean, T. H.', 1],
    ['Harold, Antony S. & Baltzegar, D. Andrew', 5],
    ['Ho, Hsuan-Ching & Endo, Hiromitsu & Chu, Tah-Wei', 1],
    ['Ho, Hsuan-Ching & Endo, Hiromitsu & Lee, Chia-Lien', 1],
    ['Ho, Hsuan-Ching & Shao, Kwang-Tsao', 3],
    ['Lin, Chien-Hsiang & Brzobohatý, Rostislav & Nolf, Dirk', 1],
    ['Lin, Chien-Hsiang & Nolf, Dirk', 1],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 1],
    ['Masuda, S. & Ozawa, T. & Tabeta, O.', 1],
    ['Shen, Shih-Chieh', 2],
    ['Other (6)', 6]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=29)',
    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);