function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Abdel-Dayem, Mahmoud S. & Fad, Hassan H. & El-Torkey, Ashraf M.', 1],
    ['Ansi, Amin Al & Alkhalaf, Areej A. & Fadl, Hassan', 3],
    ['Biranvand, Amir & Tomaszewska, Wioletta & Nedvěd, Oldřich', 14],
    ['Canepari, Claudio', 2],
    ['Canepari, Claudio & Gordon, Robert D. & Hanley, Guy A.', 2],
    ['Casey, Thomas Lincoln', 3],
    ['Gordon, Robert D. & Canepari, Claudio & Hanley, Guy A.', 3],
    ['Gordon, Robert D. & González, F. Guillermo', 10],
    ['Hesler, Louis S.', 2],
    ['Hounkpati, Kwevitoukoui & McHugh, Joseph V. & Niang, Abdoul Aziz', 10],
    ['Majka, Christopher G. & Mccorquodale, David B.', 5],
    ['Mulsant, E.', 3],
    ['Najajrah, Mohammad H. & Swaileh, Khalid M. & Qumsiyeh, Mazin B.', 2],
    ['Poorani, J.', 10],
    ['SZAWARYN, Karol & CERYNGIER, Piotr & ROMANOWSKI, Jerzy', 2],
    ['Other (16)', 16]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=88)',
    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);