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Referances :

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Benini, AL., and Wisle- Scher. (2013). Quantitative analysis of mothers’ decision- making about vaccines for infants.

Castro, D., Gillette, P. and Vera, JC. (2014). The acute syndrome in sickle cell disease in children and adults.

Charache, S. and Terrin, ML.(2013). Effect of hydroxyurea on the frequency of painful crises in sickle cell diseases in children.

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.Robert, A. and Silva, C. (2018).The teaching of play/therapeutic play in Nursing schools.

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