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. 1989 May;96(5):505-6.
doi: 10.1111/j.1471-0528.1989.tb03246.x.

The obstetric vacuum extractor is the instrument of first choice for operative vaginal delivery

J A Chalmers  1 , I Chalmers
Affiliations

The obstetric vacuum extractor is the instrument of first choice for operative vaginal delivery

J A Chalmers et al. Br J Obstet Gynaecol. 1989 May.
No abstract available

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