Ozkaya-Parlakay, Aslinur, Ibrahim Ilker Cetin, Hasan Tezer, Belgin Gulhan, and Tulin Revide Sayli. 2014. “Parainfluenza Virus 4 Presenting With Pericardial Effusion in an Immunocompetent Child”. The Journal of Infection in Developing Countries 8 (08):1079-80. https://doi.org/10.3855/jidc.4391.