Khurram, M., Ambreen, S., Shafiq, M. A., Shahzad, M. N., Zikria, F., Shah, S. Y. and Mumtaz, H. (2021) “Unifocal Langerhans Cell Histiocytosis Presenting as Spontaneous Pneumothorax”, Journal of Advances in Medicine and Medical Research, 33(19), pp. 103-110. doi: 10.9734/jammr/2021/v33i1931084.