A.30% B.40% C.50% D.60%
A.預防嗆奶而導致新生兒肺炎和窒息 B.預防咳嗽而導致新生兒肺炎和窒息 C.預防嗆奶而導致吸入性肺炎和窒息 D.預防咳嗽而導致吸入性肺炎和窒息
A.24~26℃ B.20~22℃ C.16~18℃ D.12~14℃