[Vitamin B12 and folic acid in women taking oral contraceptives].
Heilmann
E
E
Menke
A
A
Rethmeier
H J
HJ
Seelbach
W
W
D001695:Biology; D003267:Contraception; D003276:Contraceptives, Oral; D003277:Contraceptives, Oral, Combined; D005193:Family Planning Services; D010827:Physiology; D012106:Research; D014803:Vitamin B Complex; D014815:Vitamins
D003276:Contraceptives, Oral; D003277:Contraceptives, Oral, Combined; D014815:Vitamins; D014803:Vitamin B Complex
Biology; Clinical Research; Contraception; Contraceptive Methods--side effects; Family Planning; Oral Contraceptives, Combined; Oral Contraceptives--side effects; Physiology; Research Methodology; Vitamin B Complex--analysis; Vitamins