function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Abdel-Dayem, Mahmoud S. & Fad, Hassan H. & El-Torkey, Ashraf M.', 3],
    ['Akotsen-Mensah, Clement & Philips, Keith', 10],
    ['Alekseev, Vitaly I.', 4],
    ['Bellés, X. & Perkovsky, E. E.', 4],
    ['Majka, Christopher G.', 5],
    ['Meurgey, François & Ramage, Thibault', 8],
    ['Peck, Stewart B.', 14],
    ['Peck, Stewart B. & Thomas, Michael C. & Robert H. Turnbow, Jr.', 4],
    ['Sakai, Masahiro', 9],
    ['Webster, Reginald P. & Sweeney, Jon D. & DeMerchant, Ian', 5],
    ['Webster, Reginald P. & Webster, Vincent L.', 20],
    ['Whorrall, Kyle & Philips, Keith', 6],
    ['Zahradnik, Petr & ryzna, Milos', 9],
    ['Zahradník, Petr & Háva, Jiří', 10],
    ['Zahradník, Petr & Trýzna, Miloš & Razafindranaivo, Victor', 5],
    ['Other (29)', 49]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=165)',
    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);