function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barševskis, Arvīds & Janovska, Marina & Aksjuta, Kristīna', 6],
    ['Dai, Cong-Chao & Zhao, Mei-Jun', 11],
    ['Dejean, Pierre François Marie Auguste', 8],
    ['Majka, Christopher G.', 8],
    ['Pecci-Maddalena, Italo S. C. & Skelley, Paul', 9],
    ['Pecci-Maddalena, Italo Salvatore De Castro', 9],
    ['Pecci-Maddalena, Italo Salvatore de Castro', 251],
    ['Peck, Stewart B.', 7],
    ['Ruta, Rafal & Jaloszynski, Pawel & Sienkiewicz, Pawel', 10],
    ['Skelley, Paul & Xu, Guang & Tang, William & Lindström, Anders J.', 33],
    ['Skelley, Paul E.', 229],
    ['Skelley, Paul E. & Gasca-Álvarez, Héctor Jaime', 10],
    ['Skelley, Paul E. & Leschen, Richard A. B. & Liu, Zhenhua', 20],
    ['Skelley, Paul E. & Tang, William & Pérez-Farrera, Miguel Angel', 13],
    ['Xu, Guang & Tang, William & Skelley, Paul & Liu, Nian', 7],
    ['Other (51)', 111]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=742)',
    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);