admin
123456/**/and/**/2=DBMS_PIPE.RECEIVE_MESSAGE('p',3)
123456
123456
Doctor's Signature
..................................
123456/**/and/**/2=DBMS_PIPE.RECEIVE_MESSAGE('p',3)
123456/**/and/**/2=DBMS_PIPE.RECEIVE_MESSAGE('p',3)
Patient's Signature
..................................
admin
admin