function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bànàrescu, P. M. & Mirza, M. R.', 1],
    ['Bànàrescu, P. M. & Nalbant, Teodor T.', 4],
    ['Chu, S. - L. & Chen, Y. - R.', 1],
    ['Datta, A. K. & Barman, R. P.', 1],
    ['Eagderi, Soheil & Jalili, Pariya & Çiçek, Erdoğan', 1],
    ['Greenwood, P. H.', 1],
    ['Hora, S. L.', 1],
    ['Klausewitz, Wolfgang', 1],
    ['Kottelat, Maurice', 4],
    ['Mathur, D. S. & Yazdani, G. M.', 1],
    ['Menon, A. G. K.', 7],
    ['Parin, Nik V.', 1],
    ['Rema Devi, K. & Indra, T. J.', 1],
    ['Shaji, C. P.', 1],
    ['Smith, H. M.', 10],
    ['Other (7)', 7]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=43)',
    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);