TY - GEN AU - Perli,P D AU - Birka,E A TI - [Extracerebral circulation in patients with neurasthenia and stress headache] SN - 0023-2149 PY - 1975///0108 KW - Headache KW - complications KW - Hemodynamics KW - Humans KW - Neurasthenia KW - Regional Blood Flow N1 - Publication Type: English Abstract; Journal Article ER -