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Comment
. 1997 May;104(5):643.
doi: 10.1111/j.1471-0528.1997.tb11554.x.

Lack of analgesic effect of systemically administered morphine or pethidine on labour pain

M J Lucas, S M Ramin, S Sharma
Comment

Lack of analgesic effect of systemically administered morphine or pethidine on labour pain

M J Lucas et al. Br J Obstet Gynaecol. 1997 May.
No abstract available

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