| http://www.w3.org/ns/prov#value | - In a few places, such as China, Vietnam and Russia, mifepristone in small doses is available for emergency contraception.Non-hormonal IUDs (primarily copper-bearing) have been used for emergency contraception for at least 35 years (Lippes et al., 1976). (The levonorgestrel intrauterine system, sold in the USA and Europe under the brand name Mirena??, has not been studied for use for emergency
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