Osman El-Sayed

发表

H. Aly, M. Khashaba, M. El-Ayouty, 2006, Brain and Development.

H. Aly, M. Khashaba, M. El-Ayouty, 2006, Brain & development.

A. Settin, R. El-baz, Osman El-Sayed, 2007, Journal of gastrointestinal and liver diseases : JGLD.