Ismail, T. F., Othman, G. O., Othman, N. H. and Hassan , B. A. (2021) “Study the Effects of Formaldehyde and Xylene Vapor on Lung and Testicular Tissue with Sperm Morphology of Adult Albino Rats”, Polytechnic Journal, 11(1), pp. 46-51. doi: 10.25156/ptj.v11n1y2021.pp46-51.