[In vitro cytodifferentiation of isolated neuroblasts of chick embryo cerebral hemispheres: effects of the medium].
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Animals↗
Biomedical subjects
N Springer
Publications and source records attributed to N Springer.
A retrospective comparison of certified nurse-midwife and physician management of low risk births. A pilot study.
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Delivery, Obstetric↗
Certified nurse-midwives and physicians: perinatal care charges.
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Costs and Cost Analysis↗