function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ameri, Ali & Talebi, Ali Asghar & Rakhshani, Ehsan', 15],
    ['Beyarslan, Ahmet & Fischer, Maximilian', 133],
    ['Broad, Gavin R. & Shaw, Mark R. & Godfray, H. Charles J.', 54],
    ['Dolati, Sana & Talebi, Ali Asghar', 11],
    ['Fischer, M. & Madl, M.', 22],
    ['Fullaway, D. T.', 5],
    ['Gadallah, Neveen S. & Ghahari, Hassan', 65],
    ['Ghahari, H. & Fischer, M. & Sakenin, H. & Imani, S.', 7],
    ['Hovorka, Tomáš & Macek, Jan', 15],
    ['Khajeh, Nahid & Rakhshani, Ehshan', 44],
    ['Li, Xi-Ying & Achterberg, Cornelis van & Tan, Ji-Cai', 10],
    ['Madl, M. & Achterberg, C. Van', 29],
    ['Sakenin, H. & Naderian, H. & Samin, N. & Rastegar, J.', 6],
    ['Wharton, Robert & Daniels, Sophia & Shirley, Xanthe', 19],
    ['Wharton, Robert & Norrbom, Allen L.', 15],
    ['Other (13)', 23]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=473)',
    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);