Concept selected: Hormonal contraceptive
Definition
Various contraceptive methods that release hormones (usually estrogen and progestin) which prevents pregnancy either by stopping ovulation (the release of an egg from one of the ovaries) or increasing the thickness of the mucus in the cervix which prevents the passage of sperm
Source
Fertility Survey. Methodology
Topic
Statistical operations
(enlaces al Inventario de Operaciones Estadísticas)
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