PubMed:5206829 JSONTXT

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{"target":"https://pubannotation.org/docs/sourcedb/PubMed/sourceid/5206829","sourcedb":"PubMed","sourceid":"5206829","source_url":"http://www.ncbi.nlm.nih.gov/pubmed/5206829","text":"[Intrauterine contraceptive devices (IUD)].\n","tracks":[]}