A.55mmHg B.60mmHg C.70mmHg D.80mmHg E.85mmHg
A.35% B.52% C.64% D.39% E.40%
A.壞死性小腸結(jié)腸炎穿孔 B.心力衰竭 C.肺出血 D.顱內(nèi)出血 E.突發(fā)呼吸暫停