TY - GEN AU - Friedland,S AU - Burde,R M TI - Chronic headaches due to vitamin A abuse SN - 1070-8022 PY - 1996///1204 KW - Chronic Disease KW - Headache KW - etiology KW - Humans KW - Male KW - Middle Aged KW - Vitamin A KW - adverse effects N1 - Publication Type: Letter; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1097/00041327-199603000-00091 ER -