TY - GEN AU - Collet,L TI - Biofeedback and tension headaches: prognostic utility of the MMPI SN - 0304-3959 PY - 1987///0828 KW - Biofeedback, Psychology KW - Headache KW - psychology KW - Humans KW - MMPI KW - Prognosis N1 - Publication Type: Letter UR - https://doi.org/10.1016/0304-3959(87)91047-5 ER -