Publisher: Elsevier Country of Publication: United States NLM ID: 0370476 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1097-6868 (Electronic) Linking ISSN: 00029378 NLM ISO Abbreviation: Am J Obstet Gynecol Subsets: MEDLINE
Publisher: American Academy of General Practice Country of Publication: United States NLM ID: 1272646 Publication Model: Print Cited Medium: Print ISSN: 0002-838X (Print) Linking ISSN: 0002838X NLM ISO Abbreviation: Am Fam Physician Subsets: MEDLINE
Publisher: Science Printers and Publishers, Inc Country of Publication: United States NLM ID: 0173343 Publication Model: Print Cited Medium: Print ISSN: 0024-7758 (Print) Linking ISSN: 00247758 NLM ISO Abbreviation: J Reprod Med Subsets: MEDLINE