Long-term reversible contraception: Twelve years of experience with the TCu380A and TCu220C

United Nations Development Programme ; United Nations Population Fund ; World Health Organization ; World Bank, Special Programme of Research, Development and Research Training in Human Reproduction

Contraception (Stoneham), 1997-12, Vol.56 (6), p.341-352 [Periódico revisado por pares]

New York, NY: Elsevier Inc

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