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Assessment of gestational age in twins.
Keet MP, Jaroszewicz AM, Liebenberg AR. Keet MP, et al. Among authors: jaroszewicz am. Arch Dis Child. 1974 Sep;49(9):741-2. doi: 10.1136/adc.49.9.741. Arch Dis Child. 1974. PMID: 4473089 Free PMC article. No abstract available.