tell me the diagnosis cost of duodenitis w hmrhg in a patient?
select distinct cost.cost from cost where cost.event_type = 'diagnoses_icd' and cost.event_id in ( select diagnoses_icd.row_id from diagnoses_icd where diagnoses_icd.icd9_code = ( select d_icd_diagnoses.icd9_code from d_icd_diagnoses where d_icd_diagnoses.short_title = 'duodenitis w hmrhg' ) )