function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['CHATTERJEE, TAPAS & KOTOV, ALEXEY A. & DAMME, KAY VAN', 3],
    ['Dadykin, Ivan A. & Sinev, Artem Y. & Gu, Yangliang', 2],
    ['Dartnall, Herbert J. G. & Hollwedel, Werner', 1],
    ['Diaz, Analía R. & Álvarez, Victor Hugo Merlo', 3],
    ['Elías-Gutiérrez, Manuel & Jerónimo, Fernando Martínez', 1],
    ['Elías-Gutiérrez, Manuel & Kotov, Alexey A.', 1],
    ['Garibian, Petr G. & Neretina, Anna N. & Klimovsky, Alexey I.', 2],
    ['Jeong, Hyun Gi & Kotov, Alexey A. & Lee, Wonchoel', 2],
    ['Kotov, Alexey A. & Ferrari, Frank D.', 1],
    ['Kotov, Alexey A. & Gololobova, Maria A.', 1],
    ['Kotov, Alexey A. & Sheveleva, Natalia G.', 2],
    ['Kotov, Alexey A. & Sinev, Artem Y. & Berrios, Viviana Lorena', 3],
    ['Pascual, Jhaydee Ann F. & Rizo, Eric Zeus C. & Han, Boping', 2],
    ['Pugh, P. J. A. & Dartnall, H. J. G. & McInnes, S. J.', 2],
    ['Smirnov, Nikolai N. & Kotov, Alexey A. & Coronel, Jorge S.', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=31)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 15, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);