function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Babaeian, E. & Joharchi, O. & Saboori, A.', 2],
    ['Babaeian, E. & Seraj, A. A. & Nemati, A.', 2],
    ['Berlese, Antonio', 1],
    ['Ghafarian, Azadeh & Joharchi, Omid & Jalalizand, Alireza', 2],
    ['Joharchi, Omid & Babaeian, Esmaeil & Seeman, Owen D.', 13],
    ['Joharchi, Omid & Halliday, Bruce', 4],
    ['Joharchi, Omid & Halliday, Bruce & Saboori, Alireza', 2],
    ['Joharchi, Omid & Moradi, Maryam', 5],
    ['Khalili-Moghadam, A. & Saboori, A.', 3],
    ['Khalili-Moghadam, Arsalan & Babaeian, Esmaeil', 2],
    ['Kontschán, J. & Seeman, O. D.', 2],
    ['LIU, DONG & YI, TIAN-CI & XU, YUN & ZHANG, ZHI-QIANG', 4],
    ['Saboori, Alireza & Shirvani, Zeinab', 8],
    ['Shaw, Matthew D. & Seeman, Owen D.', 6],
    ['Trach, Viacheslav A. & Khaustov, Alexander A.', 2],
    ['Other (4)', 4]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=62)',
    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);