A Ireland, L Hartley, N Ryley, J O McGee, J M Trowell, R W Chapman et al
Ireland A, Hartley L, Ryley N, McGee J O, Trowell J M, Chapman R W et al.
Raised gamma-glutamyltransferase activity and the need for liver biopsy.
British Medical Journal 1991; 302 :388
doi:10.1136/bmj.302.6773.388
