Authors | E E Yosowitz, F Haufrect, R H Kaufman, R E Goyette |
Journal | American journal of obstetrics and gynecology
(Am J Obstet Gynecol)
Vol. 113
Issue 2
Pg. 233-8
(May 15 1972)
ISSN: 0002-9378 [Print] United States |
PMID | 5025877
(Publication Type: Journal Article)
|
Chemical References |
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Topics |
- Abortion, Threatened
(prevention & control)
- Adolescent
- Adult
- Birth Weight
- Female
- Gestational Age
- Humans
- Infant, Newborn
- Infant, Premature
- Methods
- Plastics
(therapeutic use)
- Pregnancy
- Prostheses and Implants
- Silicones
(therapeutic use)
- Time Factors
- Uterine Cervical Diseases
(therapy)
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