function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['B Ian Chi, Fil Ipe M. & Prá, M Arín Dia D E & Ferrari, Augu Sto', 1],
    ['Barros, Lurdiana D. & Paim, Marcelo R. & Krein, Verônica', 3],
    ['Bianchi, Filipe Michels & Barão, Kim Ribeiro & Grazia, Jocelia', 7],
    ['Bunde, Paulo Roberto S. & Grazia, Jocélia', 1],
    ['Carrenho, Renan & Rodrigues, Higor D. D.', 3],
    ['Castro-Huertas, Valentina & Grazia, Jocelia & Forero, Dimitri', 9],
    ['Castro-Huertas, Valentina & Schwertner, Cristiano F.', 1],
    ['Cioato, Alana & Bianchi, Filipe Michels & Eger, Joseph', 2],
    ['Grazia, Jocélia & Campos, Luiz A.', 6],
    ['Hickmann, Frederico & Moraes, Tamara & Bianchi, Filipe Michels', 1],
    ['María C. Melo & Gimena Dellapé & Leonela Olivera', 4],
    ['Panizzi, Antônio Ricardo & Grazia, Jocélia', 2],
    ['Rider, David A. & Swanson, Daniel R.', 21],
    ['Ruschel, Tatiana Petersen & Guidoti, Marcus & Barcellos, Aline', 10],
    ['Silva, Valeria Juliete Da & Santos, Cleverson Rannieri Meira Dos', 6],
    ['Other (3)', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=80)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 16, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);