Mechanism of action, safety and efficacy of intrauterine devices: report of a WHO Scientific Group /
WHO Scientific Group.
- Geneva : World Health Organization, 1987.
- 91 p.
- Technical report series/ 753 .
- Technical report series (World Health Organization); 753 .
Intrauterine contraceptives
Intrauterine contraceptives
Intrauterine contraceptives
Intrauterine contraceptives