Fiebai, Bassey, and Chinyere Nnenne Pedro-Egbe. “Causes of Vitreous Haemorrhage In Port Harcourt; A 3 Year Review”. The Nigerian Health Journal, vol. 11, no. 2, Dec. 2015, p. 67, https://tnhjph.com/index.php/tnhj/article/view/56.