function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Boyane, Swapnil S. & Ghate, Hemant V.', 2],
    ['Coscarón, María Del Carmen', 1],
    ['Ishikawa, Tadashi & Susila, Wayan & Okajima, Shûji', 2],
    ['Pansare, Pratik P. & Ghate, Hemant V. & Webb, Mick', 3],
    ['Putshkov, Pavel V. & Pluot-Sigwalt, Dominique', 5],
    ['Rédei, Dávid', 4],
    ['Tatarnic, Nikolai J. & Cassis, Gerasimos', 3],
    ['Wygodzinsky, Pedro W.', 7]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=27)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 8, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);