function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Abraham, K. J. & Joshi, K. K. & Murty, V. S. R.', 3],
    ['Andréfouët, Serge & Chen, Wei-Jen & Kinch, Jeff & Mana, Ralph', 1],
    ['CHAKRABARTY, PROSANTA & SPARKS, JOHN S.', 3],
    ['Ho, Hsuan-Ching & Shao, Kwang-Tsao', 1],
    ['Miki, Ryohei & Murase, Atsunobu & Wada, Masaaki', 1],
    ['Yennawar, Prasanna & Mohapatra, Anil & Tudu, Prasad Chandra', 1],
    ['Zainal Abidin, Danial Hariz & Lavoué, Sébastien', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=11)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 7, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);