结果：婴儿睡眠姿势、环境与婴儿猝死综合征存在相关性。

Results: Sudden infant death syndrome is associated with infants sleep position and environment.

youdao

结果：婴儿睡眠姿势、环境与婴儿猝死综合征存在相关性。

Results: Sudden infant death syndrome is associated with infants 'sleep position and environment.

youdao

结果：婴儿睡眠姿势、环境与婴儿猝死综合征存在相关性。

Results: Sudden infant death syndrome is associated with infants 'sleep position and environment.

youdao