TY - GEN AU - Shojania,A M TI - Letter: Vitamins and oral contraceptive use SN - 0140-6736 PY - 1975///0829 KW - Anemia, Megaloblastic KW - chemically induced KW - Contraceptives, Oral KW - adverse effects KW - Female KW - Folic Acid KW - blood KW - Folic Acid Deficiency KW - Humans N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/s0140-6736(75)93190-6 ER -