following excision of a 3 cm2 disc of tissue from the liver , 42 rabbits were randomized to the use of gauze swabs ( n = 6 ) , oxidized cellulose ( surgicel ) ( n = 12 ) , porcine collagen ( medistat ) ( n = 12 ) or calcium alginate ( kaltostat ) ( n = 12 ) to control the resulting haemorrhage .
C0007649
oxidized
C0019080
haemorrhage