Mathew, M., B. Nayal, C. Manohar, and S. Parveen. “POSTMORTEM DIAGNOSIS OF PULMONARY RELAPSE OF LANGERHANS CELL HISTIOCYTOSIS ON FINE NEEDLE ASPIRATION CYTOLOGY ”. Medico Research Chronicles, Vol. 1, no. 2, Dec. 2014, pp. 173-6, https://medrech.com/index.php/medrech/article/view/28.