Mahjoub, Sana Abass Angiotensin-converting enzyme insertion/deletion polymorphism is not associated with vasoocclusive complications of sickle cell anemia. [electronic resource] - International journal of applied & basic medical research - 267-270 p. digital Publication Type: Journal Article ISSN: 2229-516X Standard No.: 10.4103/2229-516X.192594 doi