Take care of clinician who had a bad experience in Gloucester? (6)

I believe the answer is:

foster

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'take care of' is the definition.
(as in fostering children)

I don't understand the remainder of the clue.

(Other definitions for foster that I've seen before include "Bring up in forest" , "Nurse -- nursery rhyme doctor" , "Promote, cherish" , "doctor in shower" , "Nurture, bring up" .)

I've seen this clue in The Irish Times.

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