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François Y, Descos L, Berger F, Beurlet J, Cenni JC, Mallet-Guy Y, Vignal J.François Y, et al. Among authors: cenni jc.J R Soc Med. 1990 Nov;83(11):748-9. doi: 10.1177/014107689008301125.J R Soc Med. 1990.PMID: 2250281Free PMC article.No abstract available.