Incidence and prevalence of Down's syndr
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Richard Mayeux
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Article
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1984
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John Wiley and Sons
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English
โ 224 KB
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Clustering of sporadic cases of amyotrophic lateral sclerosis (ALS) in Caucasians is extremely rare. Cases were described in which environmental [2] and environmentaVoccupationa1 [4] causation was suspected. Paolino and co-workers 131 in a recent issue of the Annals described a very interesting cas