Vitamin K deficiency in low-birth weight premature infants and its relationship with intraventricular hemorrhage / 实用儿科临床杂志

ABSTRACT

Objective To study the incidence of vitamin K deficiency in low-birth weight premature infants and its relationship with intraventricular hemorrhage.Methods We use emzymoimmunoelectrophoresis to detect prophrombin protein precursors(PIVKA-Ⅱ) in vein blood in premature infants