function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Andréfouët, Serge & Chen, Wei-Jen & Kinch, Jeff & Mana, Ralph', 115],
    ['Bleeker, Pieter', 26],
    ['Carneiro, Miguel & Martins, Rogélia & Landi, Monica', 33],
    ['Eagderi, Soheil & Mouludi-Saleh, Atta & Esmaeili, Hamid Reza', 30],
    ['Fowler, Henry Weed', 30],
    ['Herre, Albert W. C. T.', 80],
    ['Ho, Hsuan-Ching & Shao, Kwang-Tsao', 33],
    ['Kovačić, Marcelo & Renoult, Julien P. & Pillon, Roberto', 67],
    ['Larson, Helen K.', 30],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 40],
    ['Sayyadzadeh, Golnaz & Esmaeili, Hamid Reza', 29],
    ['Smith, J. L. B.', 29],
    ['Winterbottom, Richard', 34],
    ['Winterbottom, Richard & Hoese, Douglass F.', 31],
    ['Zarei, Fatah & Esmaeili, Hamid Reza & Abbasi, Keyvan', 48],
    ['Other (485)', 1363]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=2018)',
    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);