Scare over oral contraceptives. Risk is highest during first months of use.

Autor: Reijnen HB, Atsma WJ
Jazyk: angličtina
Zdroj: BMJ (Clinical research ed.) [BMJ] 1995 Dec 16; Vol. 311 (7020), pp. 1639.
DOI: 10.1136/bmj.311.7020.1639a
Databáze: MEDLINE
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