Umbilical blood acid-base analyses. Vaginitis in 1993
/ edit. John W. C. Johnson, Paul R. Summers
. 1993. Vol. 36, No. 1, [Supl.]
- Hagerstown
: Lippincott
, 1993
- 9, 220 s.
(Clinical Obstetrics and Gynecology; [Supl.])
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