function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Akyazi, Rana & Soysal, Mete & Altunç, Yunus Emre', 1],
    ['Argolo, Poliane Sá & Vital Santos, Renata M.', 1],
    ['CălugărK, Adina & StathakisK, Theodoros', 1],
    ['Demite, Peterson R. & Lofego, Antonio C. & Feres, Reinaldo J. F.', 1],
    ['El-Banhawy, E. M. & Knapp, M.', 6],
    ['Farazmand, Azadeh & Jalaeian, Mahdi & Kamali, Hashem', 1],
    ['Kolodochka, L. A.', 9],
    ['Kreiter, S. & Mailloux, J. & Tixier, M. - S. & Le Bellec, F.', 2],
    ['Kreiter, Serge & Amiri, Karima & Douin, Martial & Bohinc, Tanja', 3],
    ['Kreiter, Serge & Payet, Rose-My & Douin, Martial', 4],
    ['Kreiter, Serge & Zriki, Ghais & Ryckewaert, Philippe', 3],
    ['LIU, DONG & YI, TIAN-CI & XU, YUN & ZHANG, ZHI-QIANG', 5],
    ['Lofego, Antonio Carlos & Barbosa, Marina Ferraz De Camargo', 7],
    ['ZahidiK, Abdelaziz & Akchour, Abdellah & K, Serge Kreiter', 2],
    ['Zannou, Ignace D. & De, Gilberto J. & Ueckermann, Eddie A.', 6],
    ['Other (9)', 9]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=61)',
    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);