Gaya APA

El-Sayed, M, I. et al (2010). Treatment results and prognostic factors of pediatric neuroblastoma: a retrospective study (International Archives of Medicine 2010, 3:37). Egypt: Springer.

Gaya MLA

El-Sayed, Mohamed, I. et al. "Treatment results and prognostic factors of pediatric neuroblastoma: a retrospective study". International Archives of Medicine 2010, 3:37 Egypt: Springer, 2010. Artikel.