Okugbo, D. S., E. A, I. C, D. O, A. J, O. K, and O. B. “EFFUSIVE CONSTRICTIVE PERICARDITIS CONFIRMED AT CREATION OF PERICARDIOSTOMY WINDOW.”. ANNALS OF MEDICAL AND SURGICAL PRACTICE, Vol. 4, no. 2, Dec. 2019, pp. 110-5, https://edonmajournal.com/index.php/AMSP/article/view/113.