Khan, A., A. Afzal, H. A. Butt, and A. Waheed. “Adequacy of Phosphodiesterase Inhibitor in Prevention and Treatment of LPS Induced Organ Failure in BALB/C Mice”. International Journal of Basic & Clinical Pharmacology, vol. 8, no. 3, Feb. 2019, pp. 549-56, doi:10.18203/2319-2003.ijbcp20190664.