function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Evangelista, Dominic A. & Chan, Kimberly & Kaplan, Kayla L.', 2],
    ['Evangelista, Dominic A. & Sylvain, Erdine & Mendoza, Ciara Mae', 1],
    ['Pellens, Roseli & Grandcolas, Philippe', 1],
    ['Silva-da-Silva, Luiz Rafael & Lopes, Sonia Maria', 4],
    ['VIDLIČKA, ĽUBOMÍR', 5],
    ['Vélez-Bravo, Andrés & Daza, Juan M.', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=15)',
    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);