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. 2009 Oct;201(4):e11.

doi: 10.1016/j.ajog.2009.04.030. Epub 2009 Jun 13.

A common problem in designating studies: case control or cohort?

PMID: 19527903
DOI: 10.1016/j.ajog.2009.04.030

Comment

A common problem in designating studies: case control or cohort?

Oz Harmanli. Am J Obstet Gynecol. 2009 Oct.

. 2009 Oct;201(4):e11.

doi: 10.1016/j.ajog.2009.04.030. Epub 2009 Jun 13.

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PMID: 19527903
DOI: 10.1016/j.ajog.2009.04.030

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A case-control study of robot-assisted type III radical hysterectomy with pelvic lymph node dissection compared with open radical hysterectomy.
Boggess JF, Gehrig PA, Cantrell L, Shafer A, Ridgway M, Skinner EN, Fowler WC. Boggess JF, et al. Am J Obstet Gynecol. 2008 Oct;199(4):357.e1-7. doi: 10.1016/j.ajog.2008.06.058. Am J Obstet Gynecol. 2008. PMID: 18928973

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