function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Barros, Rafael C. & Fonseca, Mailson G. & Jardim, Marcelo T.', 1],
    ['Bezark, Larry G.', 1],
    ['Chapman, Eric G. & Richards, Austin B. & Dupuis, Julian R.', 5],
    ['Ciegler, Janet C. & Gemmill, Robert M.', 1],
    ['Ferreira, Gabriel Dos Santos & Ferreira, André Da Silva', 2],
    ['Heffern, Daniel & Botero, Juan Pablo & Santos-Silva, Antonio', 1],
    ['Heffern, Daniel J. & Vlasak, Josef & Alten, Ronald L.', 2],
    ['Ilić, Nastas & Ćurčić, Srećko', 1],
    ['MONNÉ, MIGUEL A.', 1],
    ['Monné, Miguel A.', 1],
    ['Monné, Miguel A. & Almeida, Lucia M. & Oliveira, Marcio L.', 1],
    ['Perez-Flores, Oscar & Toledo-Hernandez, Victor H.', 1],
    ['Stefanelli, Silvia & Della Rocca, Francesca & Bogliani, Giuseppe', 2],
    ['Webster, Reginald & McCoqrquodale, David & Majka, Christopher', 1],
    ['Webster, Reginald P. & Alderson, Chantelle A.', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=22)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 15, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);