TY - GEN AU - Gallego Page,Juan C AU - Aguilera SaldaƱa,Manuel TI - [Underdiagnosed cardiac cephalgia?] SN - 0300-8932 PY - 2006///0816 KW - Headache KW - etiology KW - Humans KW - Myocardial Ischemia KW - complications N1 - Publication Type: Comment; Letter ER -