APA (7th ed.) Citation

Yousef, G. E. (1988). Chronic enterovirus infection in patients with postviral fatigue syndrome. [s.n.].

Chicago Style (17th ed.) Citation

Yousef, G. E. Chronic Enterovirus Infection in Patients with Postviral Fatigue Syndrome. [S.l.]: [s.n.], 1988.

MLA (9th ed.) Citation

Yousef, G. E. Chronic Enterovirus Infection in Patients with Postviral Fatigue Syndrome. [s.n.], 1988.