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Al-Ahmad A, Rand WM, Manjunath G, Konstam MA, Salem DN, Levey AS, Sarnak MJ.Al-Ahmad A, et al. Among authors: sarnak mj.J Am Coll Cardiol. 2001 Oct;38(4):955-62. doi: 10.1016/s0735-1097(01)01470-x.J Am Coll Cardiol. 2001.PMID: 11583864Free article.