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el-Gatit A, al-Kaisi N, Moftah S, Olling S, al-Khaja N, Belboul A, Roberts D.el-Gatit A, et al. Among authors: olling s.Eur J Surg Oncol. 1994 Oct;20(5):586-7.Eur J Surg Oncol. 1994.PMID: 7926065