The mortality rate of premature infants had close relation with gestational age, birth weight and sclerema neonatorum.
早产儿死亡与孕周、体重密切相关,并发硬肿症者死亡。
The mortality rate of premature infants had close relation with gestational age, birth weight and sclerema neonatorum.
早产儿死亡与孕周、体重密切相关,并发硬肿症者死亡。
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