IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-11-7-42629 Original Research Paper Immunohistochemical Study Of Desmin, Epithelial Membrane Antigen And Calretinin In Pleural Fluid Cell Block Preparations Jaya Ningthoujam Dr. Dr. Kh. Ambala Devi Dr. July 2022 11 7 01 02