Objective To investigate if there is SCN5A gene mutation in sudden unexplained nocturnal death syndrome(SUNDS) cases in Chinese Han nationality population.

目的研究中国人青壮年猝死综合征（SUNDS）病例是否存在SCN5A基因突变。

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"There should be nothing in the crib but the baby, " says Rachel Moon, who heads the AAP's task force on Sudden Infant Death Syndrome (SIDS), officially any death of a baby under age 1 that remains unexplained after a thorough investigation.

WSJ: When a Cuddly Crib Puts the Baby in Danger