共 5 条
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- [2] Folic acid deficiency in pregnancy. Streff RR,et al. The New England Journal of Medicine . 1967
- [3] Studies of folic acid requirements in megaloblastic anemia of pregnancy. Alperin J B,et al. Archives of Internal Medicine . 1966
- [4] Megaloblastic animia during pregnancy and puerperium. Pritchard JA. American Journal of Obstetrics and Gynecology . 1962
- [5] oRadioessay for serum and red cell folate. L ngo DL,et al. Journal of Laboratory and Clinical Medicine . 1976