| Literature DB >> 5284376 |
S S Ratnam, T H Lean, R Sivasamboo.
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Year: 1971 PMID: 5284376 DOI: 10.1111/j.1479-828x.1971.tb00458.x
Source DB: PubMed Journal: Aust N Z J Obstet Gynaecol ISSN: 0004-8666 Impact factor: 2.100