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    Academic Journal
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    Academic Journal
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    Academic Journal

    Source: Obstetrical & Gynecological Survey; Nov1994, Vol. 49 Issue 11, p753-754, 2p

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    Periodical

    Source: Pediatric Research (Ovid); April 1996, Vol. 39 Issue: 4, Number 4 Supplement 2 p230-230, 1p