function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['CHATTERJEE, TAPAS & KOTOV, ALEXEY A. & DAMME, KAY VAN', 1],
    ['Dadykin, Ivan A. & Sinev, Artem Y. & Gu, Yangliang', 4],
    ['Elías-Gutiérrez, Manuel & Jerónimo, Fernando Martínez', 2],
    ['Escalante, Patricio De Los Rios & Kotov, Alexey A.', 1],
    ['Ghaouaci, Souad & Amarouayache, Mounia & Sinev, Artem Y.', 1],
    ['Guo, Fei-Fei & Dumont, Henri J.', 1],
    ['Kotov, Alexey A. & Fuentes-Reinés, Juan M.', 1],
    ['Kotov, Alexey A. & Korovchinsky, Nikolai M.', 4],
    ['Macêdo, Rafael Lacerda & Sousa, Francisco Diogo R.', 8],
    ['Sinev, Artem Y. & Gu, Yangliang & Han, Bo-Ping', 1],
    ['Sinev, Artem Y. & Yusoff, Fatimah M.', 2],
    ['Smirnov, N. N.', 1],
    ['Soesbergen, Martin & Sinkeldam, Jos', 1],
    ['Xiang, Xian-Fen & Ji, Gao-Hua & Chen, Shou-Zhong', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=29)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 14, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);