Letter from Jean Harrison to Dr H H Gunson re antiHCV positive donors Expresses the view there is a great danger in requiring BTS staff to counsel donors who test positive Recommends that before the testing programme starts they should identify liver specialists to whom donors can be referred inform GPs of the programme and significance of positive results and put together an information leaflet for donors that stresses HCV has no relationship to AIDS Warns against plunging into testing before GPs and donors have been educated