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9 in total

1. Effects of oral contraceptive usage on b(12) and folate levels.

Authors: J A Mountifield
Journal: Can Fam Physician Date: 1985-08 Impact factor: 3.275

Authors: G Boethius
Journal: Eur J Clin Pharmacol Date: 1977-08-17 Impact factor: 2.953

Authors: A W Johnson; O A Mokuolu
Journal: J Natl Med Assoc Date: 2001-05 Impact factor: 1.798

Authors: I Leck
Journal: Br Med J (Clin Res Ed) Date: 1983-05-28

Authors: D F Hawkins; T M Scane
Journal: Br Med J (Clin Res Ed) Date: 1983-10-08

Authors: K Hemminki; P Mutanen; K Luoma; I Saloniemi
Journal: Int Arch Occup Environ Health Date: 1980 Impact factor: 3.015

Authors: R W Griffith; I Turkalj; P Braun
Journal: Br J Clin Pharmacol Date: 1978-03 Impact factor: 4.335

Authors: D Weinstein; D Ben-Amitay; J G Schenker; A Ornoy; A A Hochberg; R Folman
Journal: Arch Gynecol Date: 1982

Authors: K Hemminki; P Mutanen; I Saloniemi; K Luoma
Journal: J Epidemiol Community Health Date: 1981-03 Impact factor: 3.710

9 in total