function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Alfred L. Gardner', 10],
    ['Díaz-Nieto, Juan F. & Jansa, Sharon A. & Voss, Robert S.', 2],
    ['Díaz-Nieto, Juan F. & Voss, Robert S.', 12],
    ['Ferreira, Claudilívia & Oliveira, Ana Cristina Mendes De', 3],
    ['García, Franger & Sánchez, J. & Semedo, Thiago', 1],
    ['PATTON, JAMES L. & DA SILVA, MARIA NAZARETH F. & MALCOLM, JAY R.', 3],
    ['Russell A. Mittermeier & Don E. Wilson', 16],
    ['VOSS, ROBERT S. & LUNDE, DARRIN P. & SIMMONS, NANCY B.', 1],
    ['VOSS, ROBERT S. & TARIFA, TERESA & YENSEN, ERIC', 7],
    ['Velazco, Paúl M. & Patterson, Bruce D.', 3],
    ['Voss, RS & Jansa, SA', 1],
    ['Voss, Robert S.', 24],
    ['Voss, Robert S. & Fleck, David W. & Jansa, Sharon A.', 4],
    ['Voss, Robert S. & Lim, Burton K. & Díaz-Nieto, Juan F.', 1],
    ['Wilson, Don E. & Reeder, DeeAnn', 16]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=104)',
    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);