Ferrer Lorente, B [Determinants of plasma homocysteine concentration]. [electronic resource] - Anales de pediatria (Barcelona, Spain : 2003) Oct 2004 - 348; author reply 349-50 p. digital Publication Type: Comment; Letter ISSN: 1695-4033 Standard No.: 10.1016/s1695-4033(04)78403-9 doi Subjects--Topical Terms: Erythrocytes--chemistryFolic Acid--analysisHomocysteine--bloodHumans