function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Abe, Junta & Kolyada, Victor', 2],
    ['Broad, Gavin R.', 92],
    ['ENGEL, MICHAEL S. & HERHOLD, HOLLISTER W. & BARDEN, PHILLIP', 4],
    ['Kolyada, V. & Perkovsky, E.', 2],
    ['Kolyada, V. A.', 8],
    ['Kolyada, Victor & Mostovski, Mike B.', 6],
    ['Kolyada, Victor A. & Mostovski, Mike B.', 7],
    ['Kolyada, Victor A. & Mostovski, Mike B. & Brothers, Denis J.', 4],
    ['Liu J. & He J. - H. & Xu Z. - F.', 3],
    ['Liu, Jingxian & He, Junhua & Xu, Zaifu', 3],
    ['Madl, Michael', 3],
    ['Notton, David G.', 22],
    ['RASNITSYN, ALEXANDR P. & KOLYADA, VIKTOR A.', 1],
    ['Rodriguez-Serrano, Enrique & Zuniga-Reinoso, Alvaro', 1],
    ['Verheyde, Fons & Jacobs, JEffrEY & Dekoninck, WOUTEr', 5],
    ['Other (1)', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=164)',
    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);