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Schultz Kool LJ, van Proosdij M, van Metter R, Vrooman HA, Aarts NJ, Shaw PM, Obermann WR, Heijboer RJ, Memel DS, Oestmann JW.Schultz Kool LJ, et al. Among authors: aarts nj.Invest Radiol. 1994 Dec;29(12):1020-5. doi: 10.1097/00004424-199412000-00002.Invest Radiol. 1994.PMID: 7721542