| Literature DB >> 891195 |
M Chvapil, T Chvapil, S Jacobs, J A Owen, H L Horton, M W Heine.
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Year: 1977 PMID: 891195 DOI: 10.1016/s0010-7824(77)80006-1
Source DB: PubMed Journal: Contraception ISSN: 0010-7824 Impact factor: 3.375