function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Aqmal-Naser, Mohamad & Ali, Norsyafira Anis', 1],
    ['Cantalice, Kleyton Magno & Martinez-Melo, Alejandra', 1],
    ['Chan, Jeffery C. F. & Tsang, Alphonse H. F. & Yau, Sze-man', 2],
    ['Ebersole, Jun A. & Cicimurri, David J. & Stringer, Gary L.', 1],
    ['Hilton, Eric J. & Lavoué, Sébastien', 1],
    ['Hui, Tan Heok & Peng, Kelvin Lim Kok & Huan, Liew Jia', 3],
    ['Jamandre, Brian Wade', 1],
    ['LARSON, HELEN K. & WILLIAMS, REX S. & HAMMER, MICHAEL P.', 1],
    ['Laan, Richard Van Der', 1],
    ['Laan, Richard Van Der & Eschmeyer, William N. & Fricke, Ronald', 1],
    ['Leal, Maria Eduarda Castro & Sant-Anna, Vivianne Bernardo De', 2],
    ['Lin, Chien-Hsiang & Nolf, Dirk', 1],
    ['Murray, Alison M. & Wilson, Mark V. H.', 1],
    ['Ng, Casey Keat Chuan & Lim, Teow Yeong & Ahmad, Amirrudin', 1],
    ['Saville-Kent, W.', 1],
    ['Other (3)', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=22)',
    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);