Periconceptional Multivitamin Supplementation Containing Folic Acid and Sex Ratio at Birth in a Chinese Population: a Prospective Cohort Study

Publisher: John Wiley & Sons Inc

E-ISSN: 1365-3016|29|4|299-306

ISSN: 0269-5022

Source: PAEDIATRIC & PERINATAL EPIDEMIOLOGY, Vol.29, Iss.4, 2015-07, pp. : 299-306

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Abstract