the lesion was most prevalent in infants greater than or equal to 3,000 gm birth weight ( 59 % ) , but papillary muscle necrosis was also noted in 25 % of the infants of medium birth weight ( 1,500 to 2,999 gm ) and in 19 % of the very low-birth-weight infants ( less than 1,500 gm ) .
C0005612
infants
C0282666
very