function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['- Ślipińska, Grażyna Winiszewska', 3],
    ['Andrássy, I.', 4],
    ['Andrássy, Istvan', 5],
    ['Choi, Young Eoun & Geraert, E. & Baek, Hyun Sil', 3],
    ['Holovachov, Oleksandr', 36],
    ['Jairajpuri, M. Shamim & Ahmad, Wasim', 4],
    ['Khudhir, Manda & Hodda, Mike & Nicholas, Evelyn', 3],
    ['MAQSOOD AHMAD & M. SHAMIM JAIRAJPURI', 16],
    ['Maria Teresa Vinciguerra & Marcella De Francisci', 4],
    ['P. A. A. LOOF', 6],
    ['Peña-Santiago, Reyes & Liébanas, Gracia & Ahmad, Wasim', 10],
    ['Reyes Peña Santiago', 7],
    ['Shahina, F. & Nasira, K. & Firoza, K. & Erum, Y. I.', 5],
    ['W. Ahmad & Wu, J. & Shaheen, A.', 5],
    ['Zullini, Aldo', 5],
    ['Other (21)', 32]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=148)',
    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);