Related Clues:

• Doctor's 'customer'
• Knot in short knickers not liable to get them in a twist?
• Job description one included in manifest
• One in no hurry to leave the hospital?
• One in clear case
• Playing the waiting game
• Inept at treating sick person
• Able to wait
• Like Job
• Like a good waiter?
• Invalid has tube, initially that is, inserted to breathe
• Clinic customer
• Waiting uncomplainingly
• Forgiving one found in clear
• Doctor's client, long-suffering