function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Aksenova, Olga V. & Bespalaya, Yulia V. & Bolotov, Ivan N.', 1],
    ['Arabuli, Lela & Murvanidze, Lali & Faltynkova, Anna', 8],
    ['Cable, Raymond M. & Connor, Robert S. & Balling, Jan W.', 1],
    ['Campião, Karla Magalhães & Morais, Drausio Honorio', 1],
    ['Cheatum, E. L.', 1],
    ['Drago, Fabiana B. & Lunaschi, Lía I. & Draghi, Regina', 2],
    ['Dronen, Norman O. & Blend, Charles K. & Gardner, Scott L.', 1],
    ['Fugassa, Martin H.', 1],
    ['González-Acuña, Daniel & Moreno, Lucila & Cicchino, Armando', 2],
    ['Lunaschi, Lía I. & Drago, Fabiana B.', 4],
    ['Ortega-Olivares, Mirza P. & Hernández-Mena, David I.', 2],
    ['Shakarbaev, U. A. & Akramova, F. D. & Azimov, D. A.', 3],
    ['Szidat, L.', 7],
    ['Xue, Xiao-Feng & Song, Zi-Wei & Hong, Xiao-Yue', 2],
    ['Yamaguti, S.', 4],
    ['Other (14)', 14]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=54)',
    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);