function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['- Ślipińska, Grażyna Winiszewska', 3],
    ['Andrássy, Istvan', 3],
    ['Baqri, Qaiser H. & Jairajpuri, M. Shamim', 6],
    ['Brzeski, Michal W.', 3],
    ['Ciobanu, Marcel & Popovici, Iuliana & Guerrero, Pablo', 7],
    ['Guerrero, Pablo & Liébanas, Gracia & Santiago, Reyes Peña-', 6],
    ['Guerrero, Pablo & Santiago, Reyes Peña-', 6],
    ['Holovachov, Oleksandr', 16],
    ['MAQSOOD AHMAD & M. SHAMIM JAIRAJPURI', 16],
    ['P. A. A. LOOF', 5],
    ['Popovici, Iuliana', 4],
    ['Reyes Peña Santiago', 6],
    ['Shamim Jairajpuri, M. & Loof, P. A. A.', 4],
    ['W. Ahmad & Wu, J. & Shaheen, A.', 5],
    ['Zullini, Aldo', 5],
    ['Other (25)', 45]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=140)',
    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);