oral contraceptives
type: Concept
broader: contraceptive methods

contraception
type: Concept
narrower: contraceptive methods

contraceptive diaphragms
type: Concept
broader: contraceptive methods

postcoital contraceptives
type: Concept
broader: contraceptive methods

sexual sterilisation
type: Concept
broader: contraceptive methods

contraceptive methods
type: Concept
narrower: injectable contraceptives
narrower: oral contraceptives
narrower: contraceptive diaphragms
narrower: postcoital contraceptives
narrower: sexual sterilisation
narrower: intrauterine devices
narrower: condoms
broader: contraception

injectable contraceptives
type: Concept
broader: contraceptive methods

concepts
type: Collection
type: ConceptGroup
member: contraceptive methods

condoms
type: Concept
broader: contraceptive methods

intrauterine devices
type: Concept
broader: contraceptive methods