Demir, Esra Yancar; Iscanli, Murat Dogan; Ozcan, Tuba
(KARE PUBL, CONCORD ISTANBUL, DUMLUPINAR MAH, CIHAN SK NO 15, B BLOK 162 KADIKOY, ISTANBUL, 00000, TURKEY, 2017)
Headaches provoked by triggering factors have been recognized for many decades. In many cases, the development of such headaches is secondary to an underlying pathology. However, in some cases, no abnormality can be ...