Hemoglobin concentration in early pregnancy and severe neonatal morbidity and mortality: population-based cohort study
Shams I, Tang GH, Wang X, Walker M, Baxter NN, Gomes T, Ray JG, Sholzberg M. Ann Intern Med. 2026; Feb 3 [Epub ahead of print].
Letter (no abstract).
Juurlink DN. Evid Based Med. 2011; 17(1):33-4.
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