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Ebied SA, el-Toukhy MA, el-Zoghby SM, Saad AA, Farag HF, Kandil S, Ibrahim MM.Ebied SA, et al. Among authors: saad aa.J Trop Med Hyg. 1993 Jun;96(3):151-6.J Trop Med Hyg. 1993.PMID: 8505768