WHO. (1987). Mechanism of action, safety and efficacy of intrauterine devices. Geneva.
Chicago Edition CitationWHO. Mechanism of Action, Safety and Efficacy of Intrauterine Devices. Geneva, 1987.
MLA Edition CitationWHO. Mechanism of Action, Safety and Efficacy of Intrauterine Devices. Geneva, 1987.
Warning: These citations may not always be 100% accurate.