the total urine recovery of the above cephalosporins , within 24 h , was 91.9 % for cephradine , 81.9 % for cephaloridine , 73.3 % for cephazolin , 69.5 % for cephapirin and 51.2 % for cephalothin .
C3536856
cephalosporins
C0007727
cephaloridine