function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barcelos, Luis MD & Rodrigues, Pedro R & Bried, Joel', 10],
    ['Fernandez, Juan Manuel & Thomann, Luz & Fandiño, Blas', 3],
    ['LeCroy, Mary', 16],
    ['Lima, Rafael Dantas & Silveira, Luís Fábio', 1],
    ['Machado, Tatiana Lemos da Silva & Marques de Oliveira, Uéslei', 1],
    ['Scott, Benjamin F. & Chesser, R. Terry & Unitt, Philip', 1],
    ['Somenzari, Marina & Amaral, Priscilla Prudente do', 2],
    ['Sánchez-Montes, Sokani & Colunga-Salas, Pablo', 1],
    ['Vieillot, Louis Pierre', 3],
    ['Č, Ř Á', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=41)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 10, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);