sickle cell anemia and nitrite literature review

I need to write a literature review about sickle cell anemia and nitrite:

must include at least 25 literature review

at leat 10 pages 

must include

sickle cell disease 

 the role of nitric oxide on endothelial function

 the role of nitric oxide on sickle cell disease

 nitrite can produce nitric oxide 

the role of nitite in sickle cell diese