Kareem, S., I. Baqir, H. (2005). how frequent is rare? cystic fibrosis, A cae report. , 10(4), 643-647.

Shaker Kareem; Haitham I. Baqir. "how frequent is rare? cystic fibrosis, A cae report". , 10, 4, 2005, 643-647.

Kareem, S., I. Baqir, H. (2005). 'how frequent is rare? cystic fibrosis, A cae report', , 10(4), pp. 643-647.

Kareem, S., I. Baqir, H. how frequent is rare? cystic fibrosis, A cae report. , 2005; 10(4): 643-647.