function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Arabuli, Lela & Murvanidze, Lali & Faltynkova, Anna', 5],
    ['Bhutta, M. S. & Khan, D.', 1],
    ['Diesing, Carl Moritz', 1],
    ['González-Acuña, Daniel & Moreno, Lucila & Cicchino, Armando', 1],
    ['Lunaschi, Lia I. & Álvarez, Victor Hugo Merlo', 1],
    ['Shakarbaev, U. A. & Akramova, F. D. & Azimov, D. A.', 4],
    ['Stunkard, Horace W.', 1],
    ['Yamaguti, S.', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=16)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 8, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);