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Journal
Am J Epidemiol
Volume
148
Issue
10
Pages
998-1006
Publication year
1998
Suggested citation
Zhou LM, Yang WW, Hua JZ, Deng CQ, Tao X, Stoltzfus RJ. Relation of hemoglobin measured at different times in pregnancy to preterm birth and low birth weight in Shanghai, China. Am J Epidemiol. 1998; 148(10): 998-1006.