function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Komeda, Sota & Adachi, Kenta & Ohtsuka, Susumu', 2],
    ['Kršinić, Frano & Boxshall, Geoff A.', 2],
    ['Lim, Byung-Jin & Min, Gi-Sik', 2],
    ['Ohtsuka, Susumu & Nishida, Shuhei & Machida, Ryuji J.', 8],
    ['Soh, Ho Young & Moon, Seong Yong & Ohtsuka, Susumu & Pae, Se Jin', 1],
    ['Zagami, Giacomo & Stanković, David & Bonanzinga, Vincenzo', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=16)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 6, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);